2000109900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{289871}}^1$

素因数の和:289911

約数の個数: 72

約数和(自身を含む): 6038613504

約数和(自身を除く): 4038503604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 138, 150, 230, 276, 300, 345, 460, 575, 690, 1150, 1380, 1725, 2300, 3450, 6900, 289871, 579742, 869613, 1159484, 1449355, 1739226, 2898710, 3478452, 4348065, 5797420, 6667033, 7246775, 8696130, 13334066, 14493550, 17392260, 20001099, 21740325, 26668132, 28987100, 33335165, 40002198, 43480650, 66670330, 80004396, 86961300, 100005495, 133340660, 166675825, 200010990, 333351650, 400021980, 500027475, 666703300, 1000054950, 2000109900]

約数ペア:

[(1, 2000109900), (2, 1000054950), (3, 666703300), (4, 500027475), (5, 400021980), (6, 333351650), (10, 200010990), (12, 166675825), (15, 133340660), (20, 100005495), (23, 86961300), (25, 80004396), (30, 66670330), (46, 43480650), (50, 40002198), (60, 33335165), (69, 28987100), (75, 26668132), (92, 21740325), (100, 20001099), (115, 17392260), (138, 14493550), (150, 13334066), (230, 8696130), (276, 7246775), (300, 6667033), (345, 5797420), (460, 4348065), (575, 3478452), (690, 2898710), (1150, 1739226), (1380, 1449355), (1725, 1159484), (2300, 869613), (3450, 579742), (6900, 289871)]