8424460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 19504800

約数和(自身を除く): 11080340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 257, 298, 514, 596, 745, 1028, 1285, 1490, 1639, 2570, 2827, 2980, 3278, 5140, 5654, 6556, 8195, 11308, 14135, 16390, 28270, 32780, 38293, 56540, 76586, 153172, 191465, 382930, 421223, 765860, 842446, 1684892, 2106115, 4212230, 8424460]

約数ペア:

[(1, 8424460), (2, 4212230), (4, 2106115), (5, 1684892), (10, 842446), (11, 765860), (20, 421223), (22, 382930), (44, 191465), (55, 153172), (110, 76586), (149, 56540), (220, 38293), (257, 32780), (298, 28270), (514, 16390), (596, 14135), (745, 11308), (1028, 8195), (1285, 6556), (1490, 5654), (1639, 5140), (2570, 3278), (2827, 2980)]