21610160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1889}}^1$

素因数の和:1926

約数の個数: 80

約数和(自身を含む): 59058720

約数和(自身を除く): 37448560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 1889, 2288, 2860, 3778, 5720, 7556, 9445, 11440, 15112, 18890, 20779, 24557, 30224, 37780, 41558, 49114, 75560, 83116, 98228, 103895, 122785, 151120, 166232, 196456, 207790, 245570, 270127, 332464, 392912, 415580, 491140, 540254, 831160, 982280, 1080508, 1350635, 1662320, 1964560, 2161016, 2701270, 4322032, 5402540, 10805080, 21610160]

約数ペア:

[(1, 21610160), (2, 10805080), (4, 5402540), (5, 4322032), (8, 2701270), (10, 2161016), (11, 1964560), (13, 1662320), (16, 1350635), (20, 1080508), (22, 982280), (26, 831160), (40, 540254), (44, 491140), (52, 415580), (55, 392912), (65, 332464), (80, 270127), (88, 245570), (104, 207790), (110, 196456), (130, 166232), (143, 151120), (176, 122785), (208, 103895), (220, 98228), (260, 83116), (286, 75560), (440, 49114), (520, 41558), (572, 37780), (715, 30224), (880, 24557), (1040, 20779), (1144, 18890), (1430, 15112), (1889, 11440), (2288, 9445), (2860, 7556), (3778, 5720)]