417902480

素因数分解:

$2^4\times 5^1\times {\mathrm{5223781}}^1$

素因数の和:5223794

約数の個数: 20

約数和(自身を含む): 971623452

約数和(自身を除く): 553720972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5223781, 10447562, 20895124, 26118905, 41790248, 52237810, 83580496, 104475620, 208951240, 417902480]

約数ペア:

[(1, 417902480), (2, 208951240), (4, 104475620), (5, 83580496), (8, 52237810), (10, 41790248), (16, 26118905), (20, 20895124), (40, 10447562), (80, 5223781)]