222040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:92

約数の個数: 64

約数和(自身を含む): 624960

約数和(自身を除く): 402920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 91, 104, 122, 130, 140, 182, 244, 260, 280, 305, 364, 427, 455, 488, 520, 610, 728, 793, 854, 910, 1220, 1586, 1708, 1820, 2135, 2440, 3172, 3416, 3640, 3965, 4270, 5551, 6344, 7930, 8540, 11102, 15860, 17080, 22204, 27755, 31720, 44408, 55510, 111020, 222040]

約数ペア:

[(1, 222040), (2, 111020), (4, 55510), (5, 44408), (7, 31720), (8, 27755), (10, 22204), (13, 17080), (14, 15860), (20, 11102), (26, 8540), (28, 7930), (35, 6344), (40, 5551), (52, 4270), (56, 3965), (61, 3640), (65, 3416), (70, 3172), (91, 2440), (104, 2135), (122, 1820), (130, 1708), (140, 1586), (182, 1220), (244, 910), (260, 854), (280, 793), (305, 728), (364, 610), (427, 520), (455, 488)]