1810361680

素因数分解:

$2^4\times 5^1\times {\mathrm{6131}}^1\times {\mathrm{3691}}^1$

素因数の和:9835

約数の個数: 40

約数和(自身を含む): 4210917984

約数和(自身を除く): 2400556304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3691, 6131, 7382, 12262, 14764, 18455, 24524, 29528, 30655, 36910, 49048, 59056, 61310, 73820, 98096, 122620, 147640, 245240, 295280, 490480, 22629521, 45259042, 90518084, 113147605, 181036168, 226295210, 362072336, 452590420, 905180840, 1810361680]

約数ペア:

[(1, 1810361680), (2, 905180840), (4, 452590420), (5, 362072336), (8, 226295210), (10, 181036168), (16, 113147605), (20, 90518084), (40, 45259042), (80, 22629521), (3691, 490480), (6131, 295280), (7382, 245240), (12262, 147640), (14764, 122620), (18455, 98096), (24524, 73820), (29528, 61310), (30655, 59056), (36910, 49048)]