208103620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{5689}}^1$

素因数の和:5788

約数の個数: 48

約数和(自身を含む): 458841600

約数和(自身を除く): 250737980

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 1180, 1829, 3658, 5689, 7316, 9145, 11378, 18290, 22756, 28445, 36580, 56890, 113780, 176359, 335651, 352718, 671302, 705436, 881795, 1342604, 1678255, 1763590, 3356510, 3527180, 6713020, 10405181, 20810362, 41620724, 52025905, 104051810, 208103620]

約数ペア:

[(1, 208103620), (2, 104051810), (4, 52025905), (5, 41620724), (10, 20810362), (20, 10405181), (31, 6713020), (59, 3527180), (62, 3356510), (118, 1763590), (124, 1678255), (155, 1342604), (236, 881795), (295, 705436), (310, 671302), (590, 352718), (620, 335651), (1180, 176359), (1829, 113780), (3658, 56890), (5689, 36580), (7316, 28445), (9145, 22756), (11378, 18290)]