968680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 2220840

約数和(自身を除く): 1252160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 397, 488, 610, 794, 1220, 1588, 1985, 2440, 3176, 3970, 7940, 15880, 24217, 48434, 96868, 121085, 193736, 242170, 484340, 968680]

約数ペア:

[(1, 968680), (2, 484340), (4, 242170), (5, 193736), (8, 121085), (10, 96868), (20, 48434), (40, 24217), (61, 15880), (122, 7940), (244, 3970), (305, 3176), (397, 2440), (488, 1985), (610, 1588), (794, 1220)]