30601780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7321}}^1$

素因数の和:7360

約数の個数: 48

約数和(自身を含む): 73805760

約数和(自身を除く): 43203980

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, 7321, 14642, 29284, 36605, 73210, 80531, 139099, 146420, 161062, 278198, 322124, 402655, 556396, 695495, 805310, 1390990, 1530089, 1610620, 2781980, 3060178, 6120356, 7650445, 15300890, 30601780]

約数ペア:

[(1, 30601780), (2, 15300890), (4, 7650445), (5, 6120356), (10, 3060178), (11, 2781980), (19, 1610620), (20, 1530089), (22, 1390990), (38, 805310), (44, 695495), (55, 556396), (76, 402655), (95, 322124), (110, 278198), (190, 161062), (209, 146420), (220, 139099), (380, 80531), (418, 73210), (836, 36605), (1045, 29284), (2090, 14642), (4180, 7321)]