18903480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8291}}^1$

素因数の和:8324

約数の個数: 64

約数和(自身を含む): 59702400

約数和(自身を除く): 40798920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8291, 16582, 24873, 33164, 41455, 49746, 66328, 82910, 99492, 124365, 157529, 165820, 198984, 248730, 315058, 331640, 472587, 497460, 630116, 787645, 945174, 994920, 1260232, 1575290, 1890348, 2362935, 3150580, 3780696, 4725870, 6301160, 9451740, 18903480]

約数ペア:

[(1, 18903480), (2, 9451740), (3, 6301160), (4, 4725870), (5, 3780696), (6, 3150580), (8, 2362935), (10, 1890348), (12, 1575290), (15, 1260232), (19, 994920), (20, 945174), (24, 787645), (30, 630116), (38, 497460), (40, 472587), (57, 331640), (60, 315058), (76, 248730), (95, 198984), (114, 165820), (120, 157529), (152, 124365), (190, 99492), (228, 82910), (285, 66328), (380, 49746), (456, 41455), (570, 33164), (760, 24873), (1140, 16582), (2280, 8291)]