156624220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{1181}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 347508000

約数和(自身を除く): 190883780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 349, 380, 698, 1181, 1396, 1745, 2362, 3490, 4724, 5905, 6631, 6980, 11810, 13262, 22439, 23620, 26524, 33155, 44878, 66310, 89756, 112195, 132620, 224390, 412169, 448780, 824338, 1648676, 2060845, 4121690, 7831211, 8243380, 15662422, 31324844, 39156055, 78312110, 156624220]

約数ペア:

[(1, 156624220), (2, 78312110), (4, 39156055), (5, 31324844), (10, 15662422), (19, 8243380), (20, 7831211), (38, 4121690), (76, 2060845), (95, 1648676), (190, 824338), (349, 448780), (380, 412169), (698, 224390), (1181, 132620), (1396, 112195), (1745, 89756), (2362, 66310), (3490, 44878), (4724, 33155), (5905, 26524), (6631, 23620), (6980, 22439), (11810, 13262)]