25911820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6199}}^1$

素因数の和:6238

約数の個数: 48

約数和(自身を含む): 62496000

約数和(自身を除く): 36584180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 6199, 12398, 24796, 30995, 61990, 68189, 117781, 123980, 136378, 235562, 272756, 340945, 471124, 588905, 681890, 1177810, 1295591, 1363780, 2355620, 2591182, 5182364, 6477955, 12955910, 25911820]

約数ペア:

[(1, 25911820), (2, 12955910), (4, 6477955), (5, 5182364), (10, 2591182), (11, 2355620), (19, 1363780), (20, 1295591), (22, 1177810), (38, 681890), (44, 588905), (55, 471124), (76, 340945), (95, 272756), (110, 235562), (190, 136378), (209, 123980), (220, 117781), (380, 68189), (418, 61990), (836, 30995), (1045, 24796), (2090, 12398), (4180, 6199)]