42457580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3271}}^1$

素因数の和:3350

約数の個数: 48

約数和(自身を含む): 98945280

約数和(自身を除く): 56487700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2596, 3245, 3271, 6490, 6542, 12980, 13084, 16355, 32710, 35981, 65420, 71962, 143924, 179905, 192989, 359810, 385978, 719620, 771956, 964945, 1929890, 2122879, 3859780, 4245758, 8491516, 10614395, 21228790, 42457580]

約数ペア:

[(1, 42457580), (2, 21228790), (4, 10614395), (5, 8491516), (10, 4245758), (11, 3859780), (20, 2122879), (22, 1929890), (44, 964945), (55, 771956), (59, 719620), (110, 385978), (118, 359810), (220, 192989), (236, 179905), (295, 143924), (590, 71962), (649, 65420), (1180, 35981), (1298, 32710), (2596, 16355), (3245, 13084), (3271, 12980), (6490, 6542)]