56983640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1801}}^1$

素因数の和:1932

約数の個数: 64

約数和(自身を含む): 147908160

約数和(自身を除く): 90924520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 1801, 2260, 3164, 3602, 3955, 4520, 6328, 7204, 7910, 9005, 12607, 14408, 15820, 18010, 25214, 31640, 36020, 50428, 63035, 72040, 100856, 126070, 203513, 252140, 407026, 504280, 814052, 1017565, 1424591, 1628104, 2035130, 2849182, 4070260, 5698364, 7122955, 8140520, 11396728, 14245910, 28491820, 56983640]

約数ペア:

[(1, 56983640), (2, 28491820), (4, 14245910), (5, 11396728), (7, 8140520), (8, 7122955), (10, 5698364), (14, 4070260), (20, 2849182), (28, 2035130), (35, 1628104), (40, 1424591), (56, 1017565), (70, 814052), (113, 504280), (140, 407026), (226, 252140), (280, 203513), (452, 126070), (565, 100856), (791, 72040), (904, 63035), (1130, 50428), (1582, 36020), (1801, 31640), (2260, 25214), (3164, 18010), (3602, 15820), (3955, 14408), (4520, 12607), (6328, 9005), (7204, 7910)]