30294280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10667}}^1$

素因数の和:10749

約数の個数: 32

約数和(自身を含む): 69128640

約数和(自身を除く): 38834360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 10667, 21334, 42668, 53335, 85336, 106670, 213340, 426680, 757357, 1514714, 3029428, 3786785, 6058856, 7573570, 15147140, 30294280]

約数ペア:

[(1, 30294280), (2, 15147140), (4, 7573570), (5, 6058856), (8, 3786785), (10, 3029428), (20, 1514714), (40, 757357), (71, 426680), (142, 213340), (284, 106670), (355, 85336), (568, 53335), (710, 42668), (1420, 21334), (2840, 10667)]