2788872.00000000

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1567}}^1$

素因数の和:1615

約数の個数: 64

約数和(自身を含む): 85349376

約数和(自身を除く): 47255606

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1567, 1870, 2210, 2431, 3134, 4862, 7835, 12155, 15670, 17237, 20371, 24310, 26639, 34474, 40742, 53278, 86185, 101855, 133195, 172370, 203710, 224081, 266390, 293029, 346307, 448162, 586058, 692614, 1120405, 1465145, 1731535, 2240810, 2930290, 3463070, 3809377, 7618754, 19046885, 38093770]

約数ペア:

[(1, 38093770), (2, 19046885), (5, 7618754), (10, 3809377), (11, 3463070), (13, 2930290), (17, 2240810), (22, 1731535), (26, 1465145), (34, 1120405), (55, 692614), (65, 586058), (85, 448162), (110, 346307), (130, 293029), (143, 266390), (170, 224081), (187, 203710), (221, 172370), (286, 133195), (374, 101855), (442, 86185), (715, 53278), (935, 40742), (1105, 34474), (1430, 26639), (1567, 24310), (1870, 20371), (2210, 17237), (2431, 15670), (3134, 12155), (4862, 7835)]