1566755180

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{2671}}^1$

素因数の和:3030

約数の個数: 48

約数和(自身を含む): 3330808320

約数和(自身を除く): 1764053140

約数列:

[1, 2, 4, 5, 10, 20, 139, 211, 278, 422, 556, 695, 844, 1055, 1390, 2110, 2671, 2780, 4220, 5342, 10684, 13355, 26710, 29329, 53420, 58658, 117316, 146645, 293290, 371269, 563581, 586580, 742538, 1127162, 1485076, 1856345, 2254324, 2817905, 3712690, 5635810, 7425380, 11271620, 78337759, 156675518, 313351036, 391688795, 783377590, 1566755180]

約数ペア:

[(1, 1566755180), (2, 783377590), (4, 391688795), (5, 313351036), (10, 156675518), (20, 78337759), (139, 11271620), (211, 7425380), (278, 5635810), (422, 3712690), (556, 2817905), (695, 2254324), (844, 1856345), (1055, 1485076), (1390, 1127162), (2110, 742538), (2671, 586580), (2780, 563581), (4220, 371269), (5342, 293290), (10684, 146645), (13355, 117316), (26710, 58658), (29329, 53420)]