40356990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7351}}^1$

素因数の和:7425

約数の個数: 48

約数和(自身を含む): 106662816

約数和(自身を除く): 66305826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 7351, 14702, 22053, 36755, 44106, 66159, 73510, 110265, 132318, 220530, 330795, 448411, 661590, 896822, 1345233, 2242055, 2690466, 4035699, 4484110, 6726165, 8071398, 13452330, 20178495, 40356990]

約数ペア:

[(1, 40356990), (2, 20178495), (3, 13452330), (5, 8071398), (6, 6726165), (9, 4484110), (10, 4035699), (15, 2690466), (18, 2242055), (30, 1345233), (45, 896822), (61, 661590), (90, 448411), (122, 330795), (183, 220530), (305, 132318), (366, 110265), (549, 73510), (610, 66159), (915, 44106), (1098, 36755), (1830, 22053), (2745, 14702), (5490, 7351)]