194141840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{78283}}^1$

素因数の和:78327

約数の個数: 40

約数和(自身を含む): 465946368

約数和(自身を除く): 271804528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 78283, 156566, 313132, 391415, 626264, 782830, 1252528, 1565660, 2426773, 3131320, 4853546, 6262640, 9707092, 12133865, 19414184, 24267730, 38828368, 48535460, 97070920, 194141840]

約数ペア:

[(1, 194141840), (2, 97070920), (4, 48535460), (5, 38828368), (8, 24267730), (10, 19414184), (16, 12133865), (20, 9707092), (31, 6262640), (40, 4853546), (62, 3131320), (80, 2426773), (124, 1565660), (155, 1252528), (248, 782830), (310, 626264), (496, 391415), (620, 313132), (1240, 156566), (2480, 78283)]