724884020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139939}}^1$

素因数の和:139992

約数の個数: 48

約数和(自身を含む): 1786753920

約数和(自身を除く): 1061869900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 139939, 279878, 559756, 699695, 979573, 1399390, 1959146, 2798780, 3918292, 4897865, 5177743, 9795730, 10355486, 19591460, 20710972, 25888715, 36244201, 51777430, 72488402, 103554860, 144976804, 181221005, 362442010, 724884020]

約数ペア:

[(1, 724884020), (2, 362442010), (4, 181221005), (5, 144976804), (7, 103554860), (10, 72488402), (14, 51777430), (20, 36244201), (28, 25888715), (35, 20710972), (37, 19591460), (70, 10355486), (74, 9795730), (140, 5177743), (148, 4897865), (185, 3918292), (259, 2798780), (370, 1959146), (518, 1399390), (740, 979573), (1036, 699695), (1295, 559756), (2590, 279878), (5180, 139939)]