20228422280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{709}}^1\times {\mathrm{1063}}^1$

素因数の和:1855

約数の個数: 128

約数和(自身を含む): 50584262400

約数和(自身を除く): 30355840120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 709, 1063, 1220, 1342, 1418, 2126, 2440, 2684, 2836, 3355, 3545, 4252, 5315, 5368, 5672, 6710, 7090, 7799, 8504, 10630, 11693, 13420, 14180, 15598, 21260, 23386, 26840, 28360, 31196, 38995, 42520, 43249, 46772, 58465, 62392, 64843, 77990, 86498, 93544, 116930, 129686, 155980, 172996, 216245, 233860, 259372, 311960, 324215, 345992, 432490, 467720, 475739, 518744, 648430, 713273, 753667, 864980, 951478, 1296860, 1426546, 1507334, 1729960, 1902956, 2378695, 2593720, 2853092, 3014668, 3566365, 3768335, 3805912, 4757390, 5706184, 6029336, 7132730, 7536670, 8290337, 9514780, 14265460, 15073340, 16580674, 19029560, 28530920, 30146680, 33161348, 41451685, 45973687, 66322696, 82903370, 91947374, 165806740, 183894748, 229868435, 331613480, 367789496, 459736870, 505710557, 919473740, 1011421114, 1838947480, 2022842228, 2528552785, 4045684456, 5057105570, 10114211140, 20228422280]

約数ペア:

[(1, 20228422280), (2, 10114211140), (4, 5057105570), (5, 4045684456), (8, 2528552785), (10, 2022842228), (11, 1838947480), (20, 1011421114), (22, 919473740), (40, 505710557), (44, 459736870), (55, 367789496), (61, 331613480), (88, 229868435), (110, 183894748), (122, 165806740), (220, 91947374), (244, 82903370), (305, 66322696), (440, 45973687), (488, 41451685), (610, 33161348), (671, 30146680), (709, 28530920), (1063, 19029560), (1220, 16580674), (1342, 15073340), (1418, 14265460), (2126, 9514780), (2440, 8290337), (2684, 7536670), (2836, 7132730), (3355, 6029336), (3545, 5706184), (4252, 4757390), (5315, 3805912), (5368, 3768335), (5672, 3566365), (6710, 3014668), (7090, 2853092), (7799, 2593720), (8504, 2378695), (10630, 1902956), (11693, 1729960), (13420, 1507334), (14180, 1426546), (15598, 1296860), (21260, 951478), (23386, 864980), (26840, 753667), (28360, 713273), (31196, 648430), (38995, 518744), (42520, 475739), (43249, 467720), (46772, 432490), (58465, 345992), (62392, 324215), (64843, 311960), (77990, 259372), (86498, 233860), (93544, 216245), (116930, 172996), (129686, 155980)]