18690069880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1\times {\mathrm{25163}}^1$

素因数の和:25804

約数の個数: 64

約数和(自身を含む): 43483392000

約数和(自身を除く): 24793322120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 599, 620, 1198, 1240, 2396, 2995, 4792, 5990, 11980, 18569, 23960, 25163, 37138, 50326, 74276, 92845, 100652, 125815, 148552, 185690, 201304, 251630, 371380, 503260, 742760, 780053, 1006520, 1560106, 3120212, 3900265, 6240424, 7800530, 15072637, 15601060, 30145274, 31202120, 60290548, 75363185, 120581096, 150726370, 301452740, 467251747, 602905480, 934503494, 1869006988, 2336258735, 3738013976, 4672517470, 9345034940, 18690069880]

約数ペア:

[(1, 18690069880), (2, 9345034940), (4, 4672517470), (5, 3738013976), (8, 2336258735), (10, 1869006988), (20, 934503494), (31, 602905480), (40, 467251747), (62, 301452740), (124, 150726370), (155, 120581096), (248, 75363185), (310, 60290548), (599, 31202120), (620, 30145274), (1198, 15601060), (1240, 15072637), (2396, 7800530), (2995, 6240424), (4792, 3900265), (5990, 3120212), (11980, 1560106), (18569, 1006520), (23960, 780053), (25163, 742760), (37138, 503260), (50326, 371380), (74276, 251630), (92845, 201304), (100652, 185690), (125815, 148552)]