8889403004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1\times {\mathrm{1279}}^1$

素因数の和:2250

約数の個数: 48

約数和(自身を含む): 16558080000

約数和(自身を除く): 7668676996

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 839, 1279, 1678, 2071, 2558, 3356, 4142, 5116, 8284, 15941, 24301, 31882, 48602, 63764, 91451, 97204, 139411, 182902, 278822, 365804, 557644, 1073081, 1737569, 2146162, 2648809, 3475138, 4292324, 5297618, 6950276, 10595236, 20388539, 40777078, 81554156, 116965829, 233931658, 467863316, 2222350751, 4444701502, 8889403004]

約数ペア:

[(1, 8889403004), (2, 4444701502), (4, 2222350751), (19, 467863316), (38, 233931658), (76, 116965829), (109, 81554156), (218, 40777078), (436, 20388539), (839, 10595236), (1279, 6950276), (1678, 5297618), (2071, 4292324), (2558, 3475138), (3356, 2648809), (4142, 2146162), (5116, 1737569), (8284, 1073081), (15941, 557644), (24301, 365804), (31882, 278822), (48602, 182902), (63764, 139411), (91451, 97204)]