31045960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1907}}^1$

素因数の和:1966

約数の個数: 64

約数和(自身を含む): 78304320

約数和(自身を除く): 47258360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 1907, 2035, 3256, 3814, 4070, 7628, 8140, 9535, 15256, 16280, 19070, 20977, 38140, 41954, 70559, 76280, 83908, 104885, 141118, 167816, 209770, 282236, 352795, 419540, 564472, 705590, 776149, 839080, 1411180, 1552298, 2822360, 3104596, 3880745, 6209192, 7761490, 15522980, 31045960]

約数ペア:

[(1, 31045960), (2, 15522980), (4, 7761490), (5, 6209192), (8, 3880745), (10, 3104596), (11, 2822360), (20, 1552298), (22, 1411180), (37, 839080), (40, 776149), (44, 705590), (55, 564472), (74, 419540), (88, 352795), (110, 282236), (148, 209770), (185, 167816), (220, 141118), (296, 104885), (370, 83908), (407, 76280), (440, 70559), (740, 41954), (814, 38140), (1480, 20977), (1628, 19070), (1907, 16280), (2035, 15256), (3256, 9535), (3814, 8140), (4070, 7628)]