40180490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1907}}^1$

素因数の和:1971

約数の個数: 48

約数和(自身を含む): 86134752

約数和(自身を除く): 45954262

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 430, 490, 602, 1505, 1907, 2107, 3010, 3814, 4214, 9535, 10535, 13349, 19070, 21070, 26698, 66745, 82001, 93443, 133490, 164002, 186886, 410005, 467215, 574007, 820010, 934430, 1148014, 2870035, 4018049, 5740070, 8036098, 20090245, 40180490]

約数ペア:

[(1, 40180490), (2, 20090245), (5, 8036098), (7, 5740070), (10, 4018049), (14, 2870035), (35, 1148014), (43, 934430), (49, 820010), (70, 574007), (86, 467215), (98, 410005), (215, 186886), (245, 164002), (301, 133490), (430, 93443), (490, 82001), (602, 66745), (1505, 26698), (1907, 21070), (2107, 19070), (3010, 13349), (3814, 10535), (4214, 9535)]