8371720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 22291200

約数和(自身を除く): 13919480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1031, 1160, 1624, 2030, 2062, 4060, 4124, 5155, 7217, 8120, 8248, 10310, 14434, 20620, 28868, 29899, 36085, 41240, 57736, 59798, 72170, 119596, 144340, 149495, 209293, 239192, 288680, 298990, 418586, 597980, 837172, 1046465, 1195960, 1674344, 2092930, 4185860, 8371720]

約数ペア:

[(1, 8371720), (2, 4185860), (4, 2092930), (5, 1674344), (7, 1195960), (8, 1046465), (10, 837172), (14, 597980), (20, 418586), (28, 298990), (29, 288680), (35, 239192), (40, 209293), (56, 149495), (58, 144340), (70, 119596), (116, 72170), (140, 59798), (145, 57736), (203, 41240), (232, 36085), (280, 29899), (290, 28868), (406, 20620), (580, 14434), (812, 10310), (1015, 8248), (1031, 8120), (1160, 7217), (1624, 5155), (2030, 4124), (2062, 4060)]