2892890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:72

約数の個数: 96

約数和(自身を含む): 7426944

約数和(自身を除く): 4534054

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 17, 22, 26, 34, 35, 55, 65, 70, 77, 85, 91, 110, 119, 130, 143, 154, 170, 182, 187, 221, 238, 286, 289, 374, 385, 442, 455, 578, 595, 715, 770, 910, 935, 1001, 1105, 1190, 1309, 1430, 1445, 1547, 1870, 2002, 2023, 2210, 2431, 2618, 2890, 3094, 3179, 3757, 4046, 4862, 5005, 6358, 6545, 7514, 7735, 10010, 10115, 12155, 13090, 15470, 15895, 17017, 18785, 20230, 22253, 24310, 26299, 31790, 34034, 37570, 41327, 44506, 52598, 82654, 85085, 111265, 131495, 170170, 206635, 222530, 262990, 289289, 413270, 578578, 1446445, 2892890]

約数ペア:

[(1, 2892890), (2, 1446445), (5, 578578), (7, 413270), (10, 289289), (11, 262990), (13, 222530), (14, 206635), (17, 170170), (22, 131495), (26, 111265), (34, 85085), (35, 82654), (55, 52598), (65, 44506), (70, 41327), (77, 37570), (85, 34034), (91, 31790), (110, 26299), (119, 24310), (130, 22253), (143, 20230), (154, 18785), (170, 17017), (182, 15895), (187, 15470), (221, 13090), (238, 12155), (286, 10115), (289, 10010), (374, 7735), (385, 7514), (442, 6545), (455, 6358), (578, 5005), (595, 4862), (715, 4046), (770, 3757), (910, 3179), (935, 3094), (1001, 2890), (1105, 2618), (1190, 2431), (1309, 2210), (1430, 2023), (1445, 2002), (1547, 1870)]