813543540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{437389}}^1$

素因数の和:437432

約数の個数: 48

約数和(自身を含む): 2351408640

約数和(自身を除く): 1537865100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 437389, 874778, 1312167, 1749556, 2186945, 2624334, 4373890, 5248668, 6560835, 8747780, 13121670, 13559059, 26243340, 27118118, 40677177, 54236236, 67795295, 81354354, 135590590, 162708708, 203385885, 271181180, 406771770, 813543540]

約数ペア:

[(1, 813543540), (2, 406771770), (3, 271181180), (4, 203385885), (5, 162708708), (6, 135590590), (10, 81354354), (12, 67795295), (15, 54236236), (20, 40677177), (30, 27118118), (31, 26243340), (60, 13559059), (62, 13121670), (93, 8747780), (124, 6560835), (155, 5248668), (186, 4373890), (310, 2624334), (372, 2186945), (465, 1749556), (620, 1312167), (930, 874778), (1860, 437389)]