734440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 64

約数和(自身を含む): 1964160

約数和(自身を除く): 1229720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 61, 70, 86, 122, 140, 172, 215, 244, 280, 301, 305, 344, 427, 430, 488, 602, 610, 854, 860, 1204, 1220, 1505, 1708, 1720, 2135, 2408, 2440, 2623, 3010, 3416, 4270, 5246, 6020, 8540, 10492, 12040, 13115, 17080, 18361, 20984, 26230, 36722, 52460, 73444, 91805, 104920, 146888, 183610, 367220, 734440]

約数ペア:

[(1, 734440), (2, 367220), (4, 183610), (5, 146888), (7, 104920), (8, 91805), (10, 73444), (14, 52460), (20, 36722), (28, 26230), (35, 20984), (40, 18361), (43, 17080), (56, 13115), (61, 12040), (70, 10492), (86, 8540), (122, 6020), (140, 5246), (172, 4270), (215, 3416), (244, 3010), (280, 2623), (301, 2440), (305, 2408), (344, 2135), (427, 1720), (430, 1708), (488, 1505), (602, 1220), (610, 1204), (854, 860)]