1899014740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1\times {\mathrm{769}}^1$

素因数の和:1385

約数の個数: 96

約数和(自身を含む): 4719052800

約数和(自身を除く): 2820038060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 569, 620, 769, 868, 1085, 1138, 1538, 2170, 2276, 2845, 3076, 3845, 3983, 4340, 5383, 5690, 7690, 7966, 10766, 11380, 15380, 15932, 17639, 19915, 21532, 23839, 26915, 35278, 39830, 47678, 53830, 70556, 79660, 88195, 95356, 107660, 119195, 123473, 166873, 176390, 238390, 246946, 333746, 352780, 437561, 476780, 493892, 617365, 667492, 834365, 875122, 1234730, 1668730, 1750244, 2187805, 2469460, 3062927, 3337460, 4375610, 6125854, 8751220, 12251708, 13564391, 15314635, 27128782, 30629270, 54257564, 61258540, 67821955, 94950737, 135643910, 189901474, 271287820, 379802948, 474753685, 949507370, 1899014740]

約数ペア:

[(1, 1899014740), (2, 949507370), (4, 474753685), (5, 379802948), (7, 271287820), (10, 189901474), (14, 135643910), (20, 94950737), (28, 67821955), (31, 61258540), (35, 54257564), (62, 30629270), (70, 27128782), (124, 15314635), (140, 13564391), (155, 12251708), (217, 8751220), (310, 6125854), (434, 4375610), (569, 3337460), (620, 3062927), (769, 2469460), (868, 2187805), (1085, 1750244), (1138, 1668730), (1538, 1234730), (2170, 875122), (2276, 834365), (2845, 667492), (3076, 617365), (3845, 493892), (3983, 476780), (4340, 437561), (5383, 352780), (5690, 333746), (7690, 246946), (7966, 238390), (10766, 176390), (11380, 166873), (15380, 123473), (15932, 119195), (17639, 107660), (19915, 95356), (21532, 88195), (23839, 79660), (26915, 70556), (35278, 53830), (39830, 47678)]