20817960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173483}}^1$

素因数の和:173497

約数の個数: 32

約数和(自身を含む): 62454240

約数和(自身を除く): 41636280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173483, 346966, 520449, 693932, 867415, 1040898, 1387864, 1734830, 2081796, 2602245, 3469660, 4163592, 5204490, 6939320, 10408980, 20817960]

約数ペア:

[(1, 20817960), (2, 10408980), (3, 6939320), (4, 5204490), (5, 4163592), (6, 3469660), (8, 2602245), (10, 2081796), (12, 1734830), (15, 1387864), (20, 1040898), (24, 867415), (30, 693932), (40, 520449), (60, 346966), (120, 173483)]