60842920

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3613}}^1$

素因数の和:4045

約数の個数: 32

約数和(自身を含む): 137259720

約数和(自身を除く): 76416800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 3613, 4210, 7226, 8420, 14452, 16840, 18065, 28904, 36130, 72260, 144520, 1521073, 3042146, 6084292, 7605365, 12168584, 15210730, 30421460, 60842920]

約数ペア:

[(1, 60842920), (2, 30421460), (4, 15210730), (5, 12168584), (8, 7605365), (10, 6084292), (20, 3042146), (40, 1521073), (421, 144520), (842, 72260), (1684, 36130), (2105, 28904), (3368, 18065), (3613, 16840), (4210, 14452), (7226, 8420)]