1383580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 3346560

約数和(自身を除く): 1962980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 331, 380, 418, 662, 836, 1045, 1324, 1655, 2090, 3310, 3641, 4180, 6289, 6620, 7282, 12578, 14564, 18205, 25156, 31445, 36410, 62890, 69179, 72820, 125780, 138358, 276716, 345895, 691790, 1383580]

約数ペア:

[(1, 1383580), (2, 691790), (4, 345895), (5, 276716), (10, 138358), (11, 125780), (19, 72820), (20, 69179), (22, 62890), (38, 36410), (44, 31445), (55, 25156), (76, 18205), (95, 14564), (110, 12578), (190, 7282), (209, 6620), (220, 6289), (331, 4180), (380, 3641), (418, 3310), (662, 2090), (836, 1655), (1045, 1324)]