7223140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 16011072

約数和(自身を除く): 8787932

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 74, 86, 148, 172, 185, 215, 227, 370, 430, 454, 740, 860, 908, 1135, 1591, 2270, 3182, 4540, 6364, 7955, 8399, 9761, 15910, 16798, 19522, 31820, 33596, 39044, 41995, 48805, 83990, 97610, 167980, 195220, 361157, 722314, 1444628, 1805785, 3611570, 7223140]

約数ペア:

[(1, 7223140), (2, 3611570), (4, 1805785), (5, 1444628), (10, 722314), (20, 361157), (37, 195220), (43, 167980), (74, 97610), (86, 83990), (148, 48805), (172, 41995), (185, 39044), (215, 33596), (227, 31820), (370, 19522), (430, 16798), (454, 15910), (740, 9761), (860, 8399), (908, 7955), (1135, 6364), (1591, 4540), (2270, 3182)]