10955780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2621}}^1$

素因数の和:2660

約数の個数: 48

約数和(自身を含む): 26429760

約数和(自身を除く): 15473980

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, 2621, 4180, 5242, 10484, 13105, 26210, 28831, 49799, 52420, 57662, 99598, 115324, 144155, 199196, 248995, 288310, 497990, 547789, 576620, 995980, 1095578, 2191156, 2738945, 5477890, 10955780]

約数ペア:

[(1, 10955780), (2, 5477890), (4, 2738945), (5, 2191156), (10, 1095578), (11, 995980), (19, 576620), (20, 547789), (22, 497990), (38, 288310), (44, 248995), (55, 199196), (76, 144155), (95, 115324), (110, 99598), (190, 57662), (209, 52420), (220, 49799), (380, 28831), (418, 26210), (836, 13105), (1045, 10484), (2090, 5242), (2621, 4180)]