2246440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 5909760

約数和(自身を除く): 3663320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 113, 140, 142, 226, 280, 284, 355, 452, 497, 565, 568, 710, 791, 904, 994, 1130, 1420, 1582, 1988, 2260, 2485, 2840, 3164, 3955, 3976, 4520, 4970, 6328, 7910, 8023, 9940, 15820, 16046, 19880, 31640, 32092, 40115, 56161, 64184, 80230, 112322, 160460, 224644, 280805, 320920, 449288, 561610, 1123220, 2246440]

約数ペア:

[(1, 2246440), (2, 1123220), (4, 561610), (5, 449288), (7, 320920), (8, 280805), (10, 224644), (14, 160460), (20, 112322), (28, 80230), (35, 64184), (40, 56161), (56, 40115), (70, 32092), (71, 31640), (113, 19880), (140, 16046), (142, 15820), (226, 9940), (280, 8023), (284, 7910), (355, 6328), (452, 4970), (497, 4520), (565, 3976), (568, 3955), (710, 3164), (791, 2840), (904, 2485), (994, 2260), (1130, 1988), (1420, 1582)]