17682680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7247}}^1$

素因数の和:7319

約数の個数: 32

約数和(自身を含む): 40443840

約数和(自身を除く): 22761160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 7247, 14494, 28988, 36235, 57976, 72470, 144940, 289880, 442067, 884134, 1768268, 2210335, 3536536, 4420670, 8841340, 17682680]

約数ペア:

[(1, 17682680), (2, 8841340), (4, 4420670), (5, 3536536), (8, 2210335), (10, 1768268), (20, 884134), (40, 442067), (61, 289880), (122, 144940), (244, 72470), (305, 57976), (488, 36235), (610, 28988), (1220, 14494), (2440, 7247)]