19285070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 40888800

約数和(自身を除く): 21603730

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 149, 215, 298, 301, 430, 602, 745, 1043, 1490, 1505, 1849, 2086, 3010, 3698, 5215, 6407, 9245, 10430, 12814, 12943, 18490, 25886, 32035, 44849, 64070, 64715, 89698, 129430, 224245, 275501, 448490, 551002, 1377505, 1928507, 2755010, 3857014, 9642535, 19285070]

約数ペア:

[(1, 19285070), (2, 9642535), (5, 3857014), (7, 2755010), (10, 1928507), (14, 1377505), (35, 551002), (43, 448490), (70, 275501), (86, 224245), (149, 129430), (215, 89698), (298, 64715), (301, 64070), (430, 44849), (602, 32035), (745, 25886), (1043, 18490), (1490, 12943), (1505, 12814), (1849, 10430), (2086, 9245), (3010, 6407), (3698, 5215)]