29156920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1193}}^1$

素因数の和:1264

約数の個数: 64

約数和(自身を含む): 72213120

約数和(自身を除く): 43056200

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, 1193, 1222, 1880, 2386, 2444, 3055, 4772, 4888, 5965, 6110, 9544, 11930, 12220, 15509, 23860, 24440, 31018, 47720, 56071, 62036, 77545, 112142, 124072, 155090, 224284, 280355, 310180, 448568, 560710, 620360, 728923, 1121420, 1457846, 2242840, 2915692, 3644615, 5831384, 7289230, 14578460, 29156920]

約数ペア:

[(1, 29156920), (2, 14578460), (4, 7289230), (5, 5831384), (8, 3644615), (10, 2915692), (13, 2242840), (20, 1457846), (26, 1121420), (40, 728923), (47, 620360), (52, 560710), (65, 448568), (94, 310180), (104, 280355), (130, 224284), (188, 155090), (235, 124072), (260, 112142), (376, 77545), (470, 62036), (520, 56071), (611, 47720), (940, 31018), (1193, 24440), (1222, 23860), (1880, 15509), (2386, 12220), (2444, 11930), (3055, 9544), (4772, 6110), (4888, 5965)]