2056559621740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{20333791}}^1$

素因数の和:20334202

約数の個数: 48

約数和(自身を含む): 4662945181440

約数和(自身を除く): 2606385559700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 389, 778, 1556, 1945, 3890, 5057, 7780, 10114, 20228, 25285, 50570, 101140, 20333791, 40667582, 81335164, 101668955, 203337910, 264339283, 406675820, 528678566, 1057357132, 1321696415, 2643392830, 5286785660, 7909844699, 15819689398, 31639378796, 39549223495, 79098446990, 102827981087, 158196893980, 205655962174, 411311924348, 514139905435, 1028279810870, 2056559621740]

約数ペア:

[(1, 2056559621740), (2, 1028279810870), (4, 514139905435), (5, 411311924348), (10, 205655962174), (13, 158196893980), (20, 102827981087), (26, 79098446990), (52, 39549223495), (65, 31639378796), (130, 15819689398), (260, 7909844699), (389, 5286785660), (778, 2643392830), (1556, 1321696415), (1945, 1057357132), (3890, 528678566), (5057, 406675820), (7780, 264339283), (10114, 203337910), (20228, 101668955), (25285, 81335164), (50570, 40667582), (101140, 20333791)]