839976190

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^2\times {\mathrm{313}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 1571956848

約数和(自身を除く): 731980658

約数列:

[1, 2, 5, 10, 43, 79, 86, 158, 215, 313, 395, 430, 626, 790, 1565, 3130, 3397, 6241, 6794, 12482, 13459, 16985, 24727, 26918, 31205, 33970, 49454, 62410, 67295, 123635, 134590, 247270, 268363, 536726, 1063261, 1341815, 1953433, 2126522, 2683630, 3906866, 5316305, 9767165, 10632610, 19534330, 83997619, 167995238, 419988095, 839976190]

約数ペア:

[(1, 839976190), (2, 419988095), (5, 167995238), (10, 83997619), (43, 19534330), (79, 10632610), (86, 9767165), (158, 5316305), (215, 3906866), (313, 2683630), (395, 2126522), (430, 1953433), (626, 1341815), (790, 1063261), (1565, 536726), (3130, 268363), (3397, 247270), (6241, 134590), (6794, 123635), (12482, 67295), (13459, 62410), (16985, 49454), (24727, 33970), (26918, 31205)]