13463780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3221}}^1$

素因数の和:3260

約数の個数: 48

約数和(自身を含む): 32477760

約数和(自身を除く): 19013980

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, 3221, 4180, 6442, 12884, 16105, 32210, 35431, 61199, 64420, 70862, 122398, 141724, 177155, 244796, 305995, 354310, 611990, 673189, 708620, 1223980, 1346378, 2692756, 3365945, 6731890, 13463780]

約数ペア:

[(1, 13463780), (2, 6731890), (4, 3365945), (5, 2692756), (10, 1346378), (11, 1223980), (19, 708620), (20, 673189), (22, 611990), (38, 354310), (44, 305995), (55, 244796), (76, 177155), (95, 141724), (110, 122398), (190, 70862), (209, 64420), (220, 61199), (380, 35431), (418, 32210), (836, 16105), (1045, 12884), (2090, 6442), (3221, 4180)]