42118360

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11831}}^1$

素因数の和:11931

約数の個数: 32

約数和(自身を含む): 95839200

約数和(自身を除く): 53720840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 11831, 23662, 47324, 59155, 94648, 118310, 236620, 473240, 1052959, 2105918, 4211836, 5264795, 8423672, 10529590, 21059180, 42118360]

約数ペア:

[(1, 42118360), (2, 21059180), (4, 10529590), (5, 8423672), (8, 5264795), (10, 4211836), (20, 2105918), (40, 1052959), (89, 473240), (178, 236620), (356, 118310), (445, 94648), (712, 59155), (890, 47324), (1780, 23662), (3560, 11831)]