8182860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19483}}^1$

素因数の和:19502

約数の個数: 48

約数和(自身を含む): 26186496

約数和(自身を除く): 18003636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 19483, 38966, 58449, 77932, 97415, 116898, 136381, 194830, 233796, 272762, 292245, 389660, 409143, 545524, 584490, 681905, 818286, 1168980, 1363810, 1636572, 2045715, 2727620, 4091430, 8182860]

約数ペア:

[(1, 8182860), (2, 4091430), (3, 2727620), (4, 2045715), (5, 1636572), (6, 1363810), (7, 1168980), (10, 818286), (12, 681905), (14, 584490), (15, 545524), (20, 409143), (21, 389660), (28, 292245), (30, 272762), (35, 233796), (42, 194830), (60, 136381), (70, 116898), (84, 97415), (105, 77932), (140, 58449), (210, 38966), (420, 19483)]