2080810160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181889}}^1$

素因数の和:181926

約数の個数: 80

約数和(自身を含む): 5683698720

約数和(自身を除く): 3602888560

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, 2288, 2860, 5720, 11440, 181889, 363778, 727556, 909445, 1455112, 1818890, 2000779, 2364557, 2910224, 3637780, 4001558, 4729114, 7275560, 8003116, 9458228, 10003895, 11822785, 14551120, 16006232, 18916456, 20007790, 23645570, 26010127, 32012464, 37832912, 40015580, 47291140, 52020254, 80031160, 94582280, 104040508, 130050635, 160062320, 189164560, 208081016, 260101270, 416162032, 520202540, 1040405080, 2080810160]

約数ペア:

[(1, 2080810160), (2, 1040405080), (4, 520202540), (5, 416162032), (8, 260101270), (10, 208081016), (11, 189164560), (13, 160062320), (16, 130050635), (20, 104040508), (22, 94582280), (26, 80031160), (40, 52020254), (44, 47291140), (52, 40015580), (55, 37832912), (65, 32012464), (80, 26010127), (88, 23645570), (104, 20007790), (110, 18916456), (130, 16006232), (143, 14551120), (176, 11822785), (208, 10003895), (220, 9458228), (260, 8003116), (286, 7275560), (440, 4729114), (520, 4001558), (572, 3637780), (715, 2910224), (880, 2364557), (1040, 2000779), (1144, 1818890), (1430, 1455112), (2288, 909445), (2860, 727556), (5720, 363778), (11440, 181889)]