15499040

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 36909432

約数和(自身を除く): 21410392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 617, 628, 785, 1234, 1256, 1570, 2468, 2512, 3085, 3140, 4936, 5024, 6170, 6280, 9872, 12340, 12560, 19744, 24680, 25120, 49360, 96869, 98720, 193738, 387476, 484345, 774952, 968690, 1549904, 1937380, 3099808, 3874760, 7749520, 15499040]

約数ペア:

[(1, 15499040), (2, 7749520), (4, 3874760), (5, 3099808), (8, 1937380), (10, 1549904), (16, 968690), (20, 774952), (32, 484345), (40, 387476), (80, 193738), (157, 98720), (160, 96869), (314, 49360), (617, 25120), (628, 24680), (785, 19744), (1234, 12560), (1256, 12340), (1570, 9872), (2468, 6280), (2512, 6170), (3085, 5024), (3140, 4936)]