20836650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4481}}^1$

素因数の和:4527

約数の個数: 48

約数和(自身を含む): 53353728

約数和(自身を除く): 32517078

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4481, 4650, 8962, 13443, 22405, 26886, 44810, 67215, 112025, 134430, 138911, 224050, 277822, 336075, 416733, 672150, 694555, 833466, 1389110, 2083665, 3472775, 4167330, 6945550, 10418325, 20836650]

約数ペア:

[(1, 20836650), (2, 10418325), (3, 6945550), (5, 4167330), (6, 3472775), (10, 2083665), (15, 1389110), (25, 833466), (30, 694555), (31, 672150), (50, 416733), (62, 336075), (75, 277822), (93, 224050), (150, 138911), (155, 134430), (186, 112025), (310, 67215), (465, 44810), (775, 26886), (930, 22405), (1550, 13443), (2325, 8962), (4481, 4650)]