4920496140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{20809}}^1$

素因数の和:21391

約数の個数: 96

約数和(自身を含む): 15774312960

約数和(自身を除く): 10853816820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 563, 1126, 1689, 2252, 2815, 3378, 3941, 5630, 6756, 7882, 8445, 11260, 11823, 15764, 16890, 19705, 20809, 23646, 33780, 39410, 41618, 47292, 59115, 62427, 78820, 83236, 104045, 118230, 124854, 145663, 208090, 236460, 249708, 291326, 312135, 416180, 436989, 582652, 624270, 728315, 873978, 1248540, 1456630, 1747956, 2184945, 2913260, 4369890, 8739780, 11715467, 23430934, 35146401, 46861868, 58577335, 70292802, 82008269, 117154670, 140585604, 164016538, 175732005, 234309340, 246024807, 328033076, 351464010, 410041345, 492049614, 702928020, 820082690, 984099228, 1230124035, 1640165380, 2460248070, 4920496140]

約数ペア:

[(1, 4920496140), (2, 2460248070), (3, 1640165380), (4, 1230124035), (5, 984099228), (6, 820082690), (7, 702928020), (10, 492049614), (12, 410041345), (14, 351464010), (15, 328033076), (20, 246024807), (21, 234309340), (28, 175732005), (30, 164016538), (35, 140585604), (42, 117154670), (60, 82008269), (70, 70292802), (84, 58577335), (105, 46861868), (140, 35146401), (210, 23430934), (420, 11715467), (563, 8739780), (1126, 4369890), (1689, 2913260), (2252, 2184945), (2815, 1747956), (3378, 1456630), (3941, 1248540), (5630, 873978), (6756, 728315), (7882, 624270), (8445, 582652), (11260, 436989), (11823, 416180), (15764, 312135), (16890, 291326), (19705, 249708), (20809, 236460), (23646, 208090), (33780, 145663), (39410, 124854), (41618, 118230), (47292, 104045), (59115, 83236), (62427, 78820)]