2018817960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{542693}}^1$

素因数の和:542738

約数の個数: 64

約数和(自身を含む): 6251834880

約数和(自身を除く): 4233016920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 542693, 1085386, 1628079, 2170772, 2713465, 3256158, 4341544, 5426930, 6512316, 8140395, 10853860, 13024632, 16280790, 16823483, 21707720, 32561580, 33646966, 50470449, 65123160, 67293932, 84117415, 100940898, 134587864, 168234830, 201881796, 252352245, 336469660, 403763592, 504704490, 672939320, 1009408980, 2018817960]

約数ペア:

[(1, 2018817960), (2, 1009408980), (3, 672939320), (4, 504704490), (5, 403763592), (6, 336469660), (8, 252352245), (10, 201881796), (12, 168234830), (15, 134587864), (20, 100940898), (24, 84117415), (30, 67293932), (31, 65123160), (40, 50470449), (60, 33646966), (62, 32561580), (93, 21707720), (120, 16823483), (124, 16280790), (155, 13024632), (186, 10853860), (248, 8140395), (310, 6512316), (372, 5426930), (465, 4341544), (620, 3256158), (744, 2713465), (930, 2170772), (1240, 1628079), (1860, 1085386), (3720, 542693)]