2640303358

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{3821}}^1$

素因数の和:4489

約数の個数: 48

約数和(自身を含む): 5035041648

約数和(自身を除く): 2394738290

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 641, 1078, 1282, 3821, 4487, 7051, 7642, 8974, 14102, 26747, 31409, 42031, 49357, 53494, 62818, 84062, 98714, 187229, 294217, 345499, 374458, 588434, 690998, 2059519, 2449261, 4119038, 4898522, 17144827, 26941871, 34289654, 53883742, 120013789, 188593097, 240027578, 377186194, 1320151679, 2640303358]

約数ペア:

[(1, 2640303358), (2, 1320151679), (7, 377186194), (11, 240027578), (14, 188593097), (22, 120013789), (49, 53883742), (77, 34289654), (98, 26941871), (154, 17144827), (539, 4898522), (641, 4119038), (1078, 2449261), (1282, 2059519), (3821, 690998), (4487, 588434), (7051, 374458), (7642, 345499), (8974, 294217), (14102, 187229), (26747, 98714), (31409, 84062), (42031, 62818), (49357, 53494)]