315366920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{716743}}^1$

素因数の和:716765

約数の個数: 32

約数和(自身を含む): 774083520

約数和(自身を除く): 458716600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 716743, 1433486, 2866972, 3583715, 5733944, 7167430, 7884173, 14334860, 15768346, 28669720, 31536692, 39420865, 63073384, 78841730, 157683460, 315366920]

約数ペア:

[(1, 315366920), (2, 157683460), (4, 78841730), (5, 63073384), (8, 39420865), (10, 31536692), (11, 28669720), (20, 15768346), (22, 14334860), (40, 7884173), (44, 7167430), (55, 5733944), (88, 3583715), (110, 2866972), (220, 1433486), (440, 716743)]