724140140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1\times {\mathrm{1151}}^1$

素因数の和:1622

約数の個数: 48

約数和(自身を含む): 1544417280

約数和(自身を除く): 820277140

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 379, 415, 758, 830, 1151, 1516, 1660, 1895, 2302, 3790, 4604, 5755, 7580, 11510, 23020, 31457, 62914, 95533, 125828, 157285, 191066, 314570, 382132, 436229, 477665, 629140, 872458, 955330, 1744916, 1910660, 2181145, 4362290, 8724580, 36207007, 72414014, 144828028, 181035035, 362070070, 724140140]

約数ペア:

[(1, 724140140), (2, 362070070), (4, 181035035), (5, 144828028), (10, 72414014), (20, 36207007), (83, 8724580), (166, 4362290), (332, 2181145), (379, 1910660), (415, 1744916), (758, 955330), (830, 872458), (1151, 629140), (1516, 477665), (1660, 436229), (1895, 382132), (2302, 314570), (3790, 191066), (4604, 157285), (5755, 125828), (7580, 95533), (11510, 62914), (23020, 31457)]