47842440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{947}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 144020160

約数和(自身を除く): 96177720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 947, 1263, 1684, 1894, 2105, 2526, 2841, 3368, 3788, 4210, 4735, 5052, 5682, 6315, 7576, 8420, 9470, 10104, 11364, 12630, 14205, 16840, 18940, 22728, 25260, 28410, 37880, 50520, 56820, 113640, 398687, 797374, 1196061, 1594748, 1993435, 2392122, 3189496, 3986870, 4784244, 5980305, 7973740, 9568488, 11960610, 15947480, 23921220, 47842440]

約数ペア:

[(1, 47842440), (2, 23921220), (3, 15947480), (4, 11960610), (5, 9568488), (6, 7973740), (8, 5980305), (10, 4784244), (12, 3986870), (15, 3189496), (20, 2392122), (24, 1993435), (30, 1594748), (40, 1196061), (60, 797374), (120, 398687), (421, 113640), (842, 56820), (947, 50520), (1263, 37880), (1684, 28410), (1894, 25260), (2105, 22728), (2526, 18940), (2841, 16840), (3368, 14205), (3788, 12630), (4210, 11364), (4735, 10104), (5052, 9470), (5682, 8420), (6315, 7576)]