13173560

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5399}}^1$

素因数の和:5471

約数の個数: 32

約数和(自身を含む): 30132000

約数和(自身を除く): 16958440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5399, 10798, 21596, 26995, 43192, 53990, 107980, 215960, 329339, 658678, 1317356, 1646695, 2634712, 3293390, 6586780, 13173560]

約数ペア:

[(1, 13173560), (2, 6586780), (4, 3293390), (5, 2634712), (8, 1646695), (10, 1317356), (20, 658678), (40, 329339), (61, 215960), (122, 107980), (244, 53990), (305, 43192), (488, 26995), (610, 21596), (1220, 10798), (2440, 5399)]