20177542320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6467161}}^1$

素因数の和:6467190

約数の個数: 80

約数和(自身を含む): 67361959392

約数和(自身を除く): 47184417072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 6467161, 12934322, 19401483, 25868644, 32335805, 38802966, 51737288, 64671610, 77605932, 84073093, 97007415, 103474576, 129343220, 155211864, 168146186, 194014830, 252219279, 258686440, 310423728, 336292372, 388029660, 420365465, 504438558, 517372880, 672584744, 776059320, 840730930, 1008877116, 1261096395, 1345169488, 1552118640, 1681461860, 2017754232, 2522192790, 3362923720, 4035508464, 5044385580, 6725847440, 10088771160, 20177542320]

約数ペア:

[(1, 20177542320), (2, 10088771160), (3, 6725847440), (4, 5044385580), (5, 4035508464), (6, 3362923720), (8, 2522192790), (10, 2017754232), (12, 1681461860), (13, 1552118640), (15, 1345169488), (16, 1261096395), (20, 1008877116), (24, 840730930), (26, 776059320), (30, 672584744), (39, 517372880), (40, 504438558), (48, 420365465), (52, 388029660), (60, 336292372), (65, 310423728), (78, 258686440), (80, 252219279), (104, 194014830), (120, 168146186), (130, 155211864), (156, 129343220), (195, 103474576), (208, 97007415), (240, 84073093), (260, 77605932), (312, 64671610), (390, 51737288), (520, 38802966), (624, 32335805), (780, 25868644), (1040, 19401483), (1560, 12934322), (3120, 6467161)]