417889960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{143113}}^1$

素因数の和:143197

約数の個数: 32

約数和(自身を含む): 953139240

約数和(自身を除く): 535249280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 143113, 286226, 572452, 715565, 1144904, 1431130, 2862260, 5724520, 10447249, 20894498, 41788996, 52236245, 83577992, 104472490, 208944980, 417889960]

約数ペア:

[(1, 417889960), (2, 208944980), (4, 104472490), (5, 83577992), (8, 52236245), (10, 41788996), (20, 20894498), (40, 10447249), (73, 5724520), (146, 2862260), (292, 1431130), (365, 1144904), (584, 715565), (730, 572452), (1460, 286226), (2920, 143113)]