20933460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6841}}^1$

素因数の和:6873

約数の個数: 72

約数和(自身を含む): 67243176

約数和(自身を除く): 46309716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 6841, 13682, 20523, 27364, 34205, 41046, 61569, 68410, 82092, 102615, 116297, 123138, 136820, 205230, 232594, 246276, 307845, 348891, 410460, 465188, 581485, 615690, 697782, 1046673, 1162970, 1231380, 1395564, 1744455, 2093346, 2325940, 3488910, 4186692, 5233365, 6977820, 10466730, 20933460]

約数ペア:

[(1, 20933460), (2, 10466730), (3, 6977820), (4, 5233365), (5, 4186692), (6, 3488910), (9, 2325940), (10, 2093346), (12, 1744455), (15, 1395564), (17, 1231380), (18, 1162970), (20, 1046673), (30, 697782), (34, 615690), (36, 581485), (45, 465188), (51, 410460), (60, 348891), (68, 307845), (85, 246276), (90, 232594), (102, 205230), (153, 136820), (170, 123138), (180, 116297), (204, 102615), (255, 82092), (306, 68410), (340, 61569), (510, 41046), (612, 34205), (765, 27364), (1020, 20523), (1530, 13682), (3060, 6841)]