2011389100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{461}}^1$

素因数の和:776

約数の個数: 144

約数和(自身を含む): 5235664896

約数和(自身を除く): 3224275796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 271, 322, 350, 460, 461, 542, 575, 644, 700, 805, 922, 1084, 1150, 1355, 1610, 1844, 1897, 2300, 2305, 2710, 3220, 3227, 3794, 4025, 4610, 5420, 6233, 6454, 6775, 7588, 8050, 9220, 9485, 10603, 11525, 12466, 12908, 13550, 16100, 16135, 18970, 21206, 23050, 24932, 27100, 31165, 32270, 37940, 42412, 43631, 46100, 47425, 53015, 62330, 64540, 74221, 80675, 87262, 94850, 106030, 124660, 124931, 148442, 155825, 161350, 174524, 189700, 212060, 218155, 249862, 265075, 296884, 311650, 322700, 371105, 436310, 499724, 530150, 623300, 624655, 742210, 872620, 874517, 1060300, 1090775, 1249310, 1484420, 1749034, 1855525, 2181550, 2498620, 2873413, 3123275, 3498068, 3711050, 4363100, 4372585, 5746826, 6246550, 7422100, 8745170, 11493652, 12493100, 14367065, 17490340, 20113891, 21862925, 28734130, 40227782, 43725850, 57468260, 71835325, 80455564, 87451700, 100569455, 143670650, 201138910, 287341300, 402277820, 502847275, 1005694550, 2011389100]

約数ペア:

[(1, 2011389100), (2, 1005694550), (4, 502847275), (5, 402277820), (7, 287341300), (10, 201138910), (14, 143670650), (20, 100569455), (23, 87451700), (25, 80455564), (28, 71835325), (35, 57468260), (46, 43725850), (50, 40227782), (70, 28734130), (92, 21862925), (100, 20113891), (115, 17490340), (140, 14367065), (161, 12493100), (175, 11493652), (230, 8745170), (271, 7422100), (322, 6246550), (350, 5746826), (460, 4372585), (461, 4363100), (542, 3711050), (575, 3498068), (644, 3123275), (700, 2873413), (805, 2498620), (922, 2181550), (1084, 1855525), (1150, 1749034), (1355, 1484420), (1610, 1249310), (1844, 1090775), (1897, 1060300), (2300, 874517), (2305, 872620), (2710, 742210), (3220, 624655), (3227, 623300), (3794, 530150), (4025, 499724), (4610, 436310), (5420, 371105), (6233, 322700), (6454, 311650), (6775, 296884), (7588, 265075), (8050, 249862), (9220, 218155), (9485, 212060), (10603, 189700), (11525, 174524), (12466, 161350), (12908, 155825), (13550, 148442), (16100, 124931), (16135, 124660), (18970, 106030), (21206, 94850), (23050, 87262), (24932, 80675), (27100, 74221), (31165, 64540), (32270, 62330), (37940, 53015), (42412, 47425), (43631, 46100)]