1680885220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{4153}}^1$

素因数の和:4242

約数の個数: 96

約数和(自身を含む): 4187232000

約数和(自身を除く): 2506346780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 343, 413, 490, 590, 686, 826, 980, 1180, 1372, 1652, 1715, 2065, 2891, 3430, 4130, 4153, 5782, 6860, 8260, 8306, 11564, 14455, 16612, 20237, 20765, 28910, 29071, 40474, 41530, 57820, 58142, 80948, 83060, 101185, 116284, 145355, 202370, 203497, 245027, 290710, 404740, 406994, 490054, 581420, 813988, 980108, 1017485, 1225135, 1424479, 1715189, 2034970, 2450270, 2848958, 3430378, 4069940, 4900540, 5697916, 6860756, 7122395, 8575945, 12006323, 14244790, 17151890, 24012646, 28489580, 34303780, 48025292, 60031615, 84044261, 120063230, 168088522, 240126460, 336177044, 420221305, 840442610, 1680885220]

約数ペア:

[(1, 1680885220), (2, 840442610), (4, 420221305), (5, 336177044), (7, 240126460), (10, 168088522), (14, 120063230), (20, 84044261), (28, 60031615), (35, 48025292), (49, 34303780), (59, 28489580), (70, 24012646), (98, 17151890), (118, 14244790), (140, 12006323), (196, 8575945), (236, 7122395), (245, 6860756), (295, 5697916), (343, 4900540), (413, 4069940), (490, 3430378), (590, 2848958), (686, 2450270), (826, 2034970), (980, 1715189), (1180, 1424479), (1372, 1225135), (1652, 1017485), (1715, 980108), (2065, 813988), (2891, 581420), (3430, 490054), (4130, 406994), (4153, 404740), (5782, 290710), (6860, 245027), (8260, 203497), (8306, 202370), (11564, 145355), (14455, 116284), (16612, 101185), (20237, 83060), (20765, 80948), (28910, 58142), (29071, 57820), (40474, 41530)]