8734960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 22561056

約数和(自身を除く): 13826096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 227, 260, 296, 370, 454, 481, 520, 592, 740, 908, 962, 1040, 1135, 1480, 1816, 1924, 2270, 2405, 2951, 2960, 3632, 3848, 4540, 4810, 5902, 7696, 8399, 9080, 9620, 11804, 14755, 16798, 18160, 19240, 23608, 29510, 33596, 38480, 41995, 47216, 59020, 67192, 83990, 109187, 118040, 134384, 167980, 218374, 236080, 335960, 436748, 545935, 671920, 873496, 1091870, 1746992, 2183740, 4367480, 8734960]

約数ペア:

[(1, 8734960), (2, 4367480), (4, 2183740), (5, 1746992), (8, 1091870), (10, 873496), (13, 671920), (16, 545935), (20, 436748), (26, 335960), (37, 236080), (40, 218374), (52, 167980), (65, 134384), (74, 118040), (80, 109187), (104, 83990), (130, 67192), (148, 59020), (185, 47216), (208, 41995), (227, 38480), (260, 33596), (296, 29510), (370, 23608), (454, 19240), (481, 18160), (520, 16798), (592, 14755), (740, 11804), (908, 9620), (962, 9080), (1040, 8399), (1135, 7696), (1480, 5902), (1816, 4810), (1924, 4540), (2270, 3848), (2405, 3632), (2951, 2960)]