30351640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6271}}^1$

素因数の和:6304

約数の個数: 48

約数和(自身を含む): 75075840

約数和(自身を除く): 44724200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 6271, 12542, 25084, 31355, 50168, 62710, 68981, 125420, 137962, 250840, 275924, 344905, 551848, 689810, 758791, 1379620, 1517582, 2759240, 3035164, 3793955, 6070328, 7587910, 15175820, 30351640]

約数ペア:

[(1, 30351640), (2, 15175820), (4, 7587910), (5, 6070328), (8, 3793955), (10, 3035164), (11, 2759240), (20, 1517582), (22, 1379620), (40, 758791), (44, 689810), (55, 551848), (88, 344905), (110, 275924), (121, 250840), (220, 137962), (242, 125420), (440, 68981), (484, 62710), (605, 50168), (968, 31355), (1210, 25084), (2420, 12542), (4840, 6271)]