28233840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2503}}^1$

素因数の和:2566

約数の個数: 80

約数和(自身を含む): 89422848

約数和(自身を除く): 61189008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2503, 2820, 3760, 5006, 5640, 7509, 10012, 11280, 12515, 15018, 20024, 25030, 30036, 37545, 40048, 50060, 60072, 75090, 100120, 117641, 120144, 150180, 200240, 235282, 300360, 352923, 470564, 588205, 600720, 705846, 941128, 1176410, 1411692, 1764615, 1882256, 2352820, 2823384, 3529230, 4705640, 5646768, 7058460, 9411280, 14116920, 28233840]

約数ペア:

[(1, 28233840), (2, 14116920), (3, 9411280), (4, 7058460), (5, 5646768), (6, 4705640), (8, 3529230), (10, 2823384), (12, 2352820), (15, 1882256), (16, 1764615), (20, 1411692), (24, 1176410), (30, 941128), (40, 705846), (47, 600720), (48, 588205), (60, 470564), (80, 352923), (94, 300360), (120, 235282), (141, 200240), (188, 150180), (235, 120144), (240, 117641), (282, 100120), (376, 75090), (470, 60072), (564, 50060), (705, 40048), (752, 37545), (940, 30036), (1128, 25030), (1410, 20024), (1880, 15018), (2256, 12515), (2503, 11280), (2820, 10012), (3760, 7509), (5006, 5640)]