4847440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 80

約数和(自身を含む): 12499200

約数和(自身を除く): 7651760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 79, 80, 104, 118, 130, 158, 208, 236, 260, 295, 316, 395, 472, 520, 590, 632, 767, 790, 944, 1027, 1040, 1180, 1264, 1534, 1580, 2054, 2360, 3068, 3160, 3835, 4108, 4661, 4720, 5135, 6136, 6320, 7670, 8216, 9322, 10270, 12272, 15340, 16432, 18644, 20540, 23305, 30680, 37288, 41080, 46610, 60593, 61360, 74576, 82160, 93220, 121186, 186440, 242372, 302965, 372880, 484744, 605930, 969488, 1211860, 2423720, 4847440]

約数ペア:

[(1, 4847440), (2, 2423720), (4, 1211860), (5, 969488), (8, 605930), (10, 484744), (13, 372880), (16, 302965), (20, 242372), (26, 186440), (40, 121186), (52, 93220), (59, 82160), (65, 74576), (79, 61360), (80, 60593), (104, 46610), (118, 41080), (130, 37288), (158, 30680), (208, 23305), (236, 20540), (260, 18644), (295, 16432), (316, 15340), (395, 12272), (472, 10270), (520, 9322), (590, 8216), (632, 7670), (767, 6320), (790, 6136), (944, 5135), (1027, 4720), (1040, 4661), (1180, 4108), (1264, 3835), (1534, 3160), (1580, 3068), (2054, 2360)]