30085640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1231}}^1$

素因数の和:1302

約数の個数: 64

約数和(自身を含む): 74511360

約数和(自身を除く): 44425720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1231, 1880, 2444, 2462, 3055, 4888, 4924, 6110, 6155, 9848, 12220, 12310, 16003, 24440, 24620, 32006, 49240, 57857, 64012, 80015, 115714, 128024, 160030, 231428, 289285, 320060, 462856, 578570, 640120, 752141, 1157140, 1504282, 2314280, 3008564, 3760705, 6017128, 7521410, 15042820, 30085640]

約数ペア:

[(1, 30085640), (2, 15042820), (4, 7521410), (5, 6017128), (8, 3760705), (10, 3008564), (13, 2314280), (20, 1504282), (26, 1157140), (40, 752141), (47, 640120), (52, 578570), (65, 462856), (94, 320060), (104, 289285), (130, 231428), (188, 160030), (235, 128024), (260, 115714), (376, 80015), (470, 64012), (520, 57857), (611, 49240), (940, 32006), (1222, 24620), (1231, 24440), (1880, 16003), (2444, 12310), (2462, 12220), (3055, 9848), (4888, 6155), (4924, 6110)]