38266840

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{6983}}^1$

素因数の和:7131

約数の個数: 32

約数和(自身を含む): 86741280

約数和(自身を除く): 48474440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 6983, 13966, 27932, 34915, 55864, 69830, 139660, 279320, 956671, 1913342, 3826684, 4783355, 7653368, 9566710, 19133420, 38266840]

約数ペア:

[(1, 38266840), (2, 19133420), (4, 9566710), (5, 7653368), (8, 4783355), (10, 3826684), (20, 1913342), (40, 956671), (137, 279320), (274, 139660), (548, 69830), (685, 55864), (1096, 34915), (1370, 27932), (2740, 13966), (5480, 6983)]