741920740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{177493}}^1$

素因数の和:177532

約数の個数: 48

約数和(自身を含む): 1789139520

約数和(自身を除く): 1047218780

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, 177493, 354986, 709972, 887465, 1774930, 1952423, 3372367, 3549860, 3904846, 6744734, 7809692, 9762115, 13489468, 16861835, 19524230, 33723670, 37096037, 39048460, 67447340, 74192074, 148384148, 185480185, 370960370, 741920740]

約数ペア:

[(1, 741920740), (2, 370960370), (4, 185480185), (5, 148384148), (10, 74192074), (11, 67447340), (19, 39048460), (20, 37096037), (22, 33723670), (38, 19524230), (44, 16861835), (55, 13489468), (76, 9762115), (95, 7809692), (110, 6744734), (190, 3904846), (209, 3549860), (220, 3372367), (380, 1952423), (418, 1774930), (836, 887465), (1045, 709972), (2090, 354986), (4180, 177493)]