28743420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2939}}^1$

素因数の和:3114

約数の個数: 48

約数和(自身を含む): 81002880

約数和(自身を除く): 52259460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 2939, 3260, 4890, 5878, 8817, 9780, 11756, 14695, 17634, 29390, 35268, 44085, 58780, 88170, 176340, 479057, 958114, 1437171, 1916228, 2395285, 2874342, 4790570, 5748684, 7185855, 9581140, 14371710, 28743420]

約数ペア:

[(1, 28743420), (2, 14371710), (3, 9581140), (4, 7185855), (5, 5748684), (6, 4790570), (10, 2874342), (12, 2395285), (15, 1916228), (20, 1437171), (30, 958114), (60, 479057), (163, 176340), (326, 88170), (489, 58780), (652, 44085), (815, 35268), (978, 29390), (1630, 17634), (1956, 14695), (2445, 11756), (2939, 9780), (3260, 8817), (4890, 5878)]