16996060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 37416960

約数和(自身を除く): 20420900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 347, 395, 620, 694, 790, 1388, 1580, 1735, 2449, 3470, 4898, 6940, 9796, 10757, 12245, 21514, 24490, 27413, 43028, 48980, 53785, 54826, 107570, 109652, 137065, 215140, 274130, 548260, 849803, 1699606, 3399212, 4249015, 8498030, 16996060]

約数ペア:

[(1, 16996060), (2, 8498030), (4, 4249015), (5, 3399212), (10, 1699606), (20, 849803), (31, 548260), (62, 274130), (79, 215140), (124, 137065), (155, 109652), (158, 107570), (310, 54826), (316, 53785), (347, 48980), (395, 43028), (620, 27413), (694, 24490), (790, 21514), (1388, 12245), (1580, 10757), (1735, 9796), (2449, 6940), (3470, 4898)]