1814157080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{743507}}^1$

素因数の和:743579

約数の個数: 32

約数和(自身を含む): 4148774640

約数和(自身を除く): 2334617560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 743507, 1487014, 2974028, 3717535, 5948056, 7435070, 14870140, 29740280, 45353927, 90707854, 181415708, 226769635, 362831416, 453539270, 907078540, 1814157080]

約数ペア:

[(1, 1814157080), (2, 907078540), (4, 453539270), (5, 362831416), (8, 226769635), (10, 181415708), (20, 90707854), (40, 45353927), (61, 29740280), (122, 14870140), (244, 7435070), (305, 5948056), (488, 3717535), (610, 2974028), (1220, 1487014), (2440, 743507)]