1871870

素因数分解:

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

素因数の和:66

約数の個数: 96

約数和(自身を含む): 4826304

約数和(自身を除く): 2954434

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 17, 22, 26, 34, 35, 55, 65, 70, 77, 85, 91, 110, 119, 121, 130, 143, 154, 170, 182, 187, 221, 238, 242, 286, 374, 385, 442, 455, 595, 605, 715, 770, 847, 910, 935, 1001, 1105, 1190, 1210, 1309, 1430, 1547, 1573, 1694, 1870, 2002, 2057, 2210, 2431, 2618, 3094, 3146, 4114, 4235, 4862, 5005, 6545, 7735, 7865, 8470, 10010, 10285, 11011, 12155, 13090, 14399, 15470, 15730, 17017, 20570, 22022, 24310, 26741, 28798, 34034, 53482, 55055, 71995, 85085, 110110, 133705, 143990, 170170, 187187, 267410, 374374, 935935, 1871870]

約数ペア:

[(1, 1871870), (2, 935935), (5, 374374), (7, 267410), (10, 187187), (11, 170170), (13, 143990), (14, 133705), (17, 110110), (22, 85085), (26, 71995), (34, 55055), (35, 53482), (55, 34034), (65, 28798), (70, 26741), (77, 24310), (85, 22022), (91, 20570), (110, 17017), (119, 15730), (121, 15470), (130, 14399), (143, 13090), (154, 12155), (170, 11011), (182, 10285), (187, 10010), (221, 8470), (238, 7865), (242, 7735), (286, 6545), (374, 5005), (385, 4862), (442, 4235), (455, 4114), (595, 3146), (605, 3094), (715, 2618), (770, 2431), (847, 2210), (910, 2057), (935, 2002), (1001, 1870), (1105, 1694), (1190, 1573), (1210, 1547), (1309, 1430)]