42390640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17093}}^1$

素因数の和:17137

約数の個数: 40

約数和(自身を含む): 101743488

約数和(自身を除く): 59352848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 17093, 34186, 68372, 85465, 136744, 170930, 273488, 341860, 529883, 683720, 1059766, 1367440, 2119532, 2649415, 4239064, 5298830, 8478128, 10597660, 21195320, 42390640]

約数ペア:

[(1, 42390640), (2, 21195320), (4, 10597660), (5, 8478128), (8, 5298830), (10, 4239064), (16, 2649415), (20, 2119532), (31, 1367440), (40, 1059766), (62, 683720), (80, 529883), (124, 341860), (155, 273488), (248, 170930), (310, 136744), (496, 85465), (620, 68372), (1240, 34186), (2480, 17093)]