20159692760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{52103}}^1$

素因数の和:52700

約数の個数: 64

約数和(自身を含む): 48112833600

約数和(自身を除く): 27953140840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 569, 680, 1138, 2276, 2845, 4552, 5690, 9673, 11380, 19346, 22760, 38692, 48365, 52103, 77384, 96730, 104206, 193460, 208412, 260515, 386920, 416824, 521030, 885751, 1042060, 1771502, 2084120, 3543004, 4428755, 7086008, 8857510, 17715020, 29646607, 35430040, 59293214, 118586428, 148233035, 237172856, 296466070, 503992319, 592932140, 1007984638, 1185864280, 2015969276, 2519961595, 4031938552, 5039923190, 10079846380, 20159692760]

約数ペア:

[(1, 20159692760), (2, 10079846380), (4, 5039923190), (5, 4031938552), (8, 2519961595), (10, 2015969276), (17, 1185864280), (20, 1007984638), (34, 592932140), (40, 503992319), (68, 296466070), (85, 237172856), (136, 148233035), (170, 118586428), (340, 59293214), (569, 35430040), (680, 29646607), (1138, 17715020), (2276, 8857510), (2845, 7086008), (4552, 4428755), (5690, 3543004), (9673, 2084120), (11380, 1771502), (19346, 1042060), (22760, 885751), (38692, 521030), (48365, 416824), (52103, 386920), (77384, 260515), (96730, 208412), (104206, 193460)]