3850220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 9339792

約数和(自身を除く): 5489572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 43, 44, 55, 74, 86, 110, 121, 148, 172, 185, 215, 220, 242, 370, 407, 430, 473, 484, 605, 740, 814, 860, 946, 1210, 1591, 1628, 1892, 2035, 2365, 2420, 3182, 4070, 4477, 4730, 5203, 6364, 7955, 8140, 8954, 9460, 10406, 15910, 17501, 17908, 20812, 22385, 26015, 31820, 35002, 44770, 52030, 70004, 87505, 89540, 104060, 175010, 192511, 350020, 385022, 770044, 962555, 1925110, 3850220]

約数ペア:

[(1, 3850220), (2, 1925110), (4, 962555), (5, 770044), (10, 385022), (11, 350020), (20, 192511), (22, 175010), (37, 104060), (43, 89540), (44, 87505), (55, 70004), (74, 52030), (86, 44770), (110, 35002), (121, 31820), (148, 26015), (172, 22385), (185, 20812), (215, 17908), (220, 17501), (242, 15910), (370, 10406), (407, 9460), (430, 8954), (473, 8140), (484, 7955), (605, 6364), (740, 5203), (814, 4730), (860, 4477), (946, 4070), (1210, 3182), (1591, 2420), (1628, 2365), (1892, 2035)]