846680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 1941840

約数和(自身を除く): 1095160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 347, 488, 610, 694, 1220, 1388, 1735, 2440, 2776, 3470, 6940, 13880, 21167, 42334, 84668, 105835, 169336, 211670, 423340, 846680]

約数ペア:

[(1, 846680), (2, 423340), (4, 211670), (5, 169336), (8, 105835), (10, 84668), (20, 42334), (40, 21167), (61, 13880), (122, 6940), (244, 3470), (305, 2776), (347, 2440), (488, 1735), (610, 1388), (694, 1220)]