42163960

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10867}}^1$

素因数の和:10975

約数の個数: 32

約数和(自身を含む): 95855760

約数和(自身を除く): 53691800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 10867, 21734, 43468, 54335, 86936, 108670, 217340, 434680, 1054099, 2108198, 4216396, 5270495, 8432792, 10540990, 21081980, 42163960]

約数ペア:

[(1, 42163960), (2, 21081980), (4, 10540990), (5, 8432792), (8, 5270495), (10, 4216396), (20, 2108198), (40, 1054099), (97, 434680), (194, 217340), (388, 108670), (485, 86936), (776, 54335), (970, 43468), (1940, 21734), (3880, 10867)]