12815692360

素因数分解:

$2^3\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{271289}}^1$

素因数の和:272481

約数の個数: 32

約数和(自身を含む): 28859830200

約数和(自身を除く): 16044137840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1181, 2362, 4724, 5905, 9448, 11810, 23620, 47240, 271289, 542578, 1085156, 1356445, 2170312, 2712890, 5425780, 10851560, 320392309, 640784618, 1281569236, 1601961545, 2563138472, 3203923090, 6407846180, 12815692360]

約数ペア:

[(1, 12815692360), (2, 6407846180), (4, 3203923090), (5, 2563138472), (8, 1601961545), (10, 1281569236), (20, 640784618), (40, 320392309), (1181, 10851560), (2362, 5425780), (4724, 2712890), (5905, 2170312), (9448, 1356445), (11810, 1085156), (23620, 542578), (47240, 271289)]