454257880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{9901}}^1$

素因数の和:9980

約数の個数: 64

約数和(自身を含む): 1083674880

約数和(自身を除く): 629417000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 4588, 5735, 9176, 9901, 11470, 19802, 22940, 39604, 45880, 49505, 79208, 99010, 198020, 306931, 366337, 396040, 613862, 732674, 1227724, 1465348, 1534655, 1831685, 2455448, 2930696, 3069310, 3663370, 6138620, 7326740, 11356447, 12277240, 14653480, 22712894, 45425788, 56782235, 90851576, 113564470, 227128940, 454257880]

約数ペア:

[(1, 454257880), (2, 227128940), (4, 113564470), (5, 90851576), (8, 56782235), (10, 45425788), (20, 22712894), (31, 14653480), (37, 12277240), (40, 11356447), (62, 7326740), (74, 6138620), (124, 3663370), (148, 3069310), (155, 2930696), (185, 2455448), (248, 1831685), (296, 1534655), (310, 1465348), (370, 1227724), (620, 732674), (740, 613862), (1147, 396040), (1240, 366337), (1480, 306931), (2294, 198020), (4588, 99010), (5735, 79208), (9176, 49505), (9901, 45880), (11470, 39604), (19802, 22940)]