340588220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{347539}}^1$

素因数の和:347562

約数の個数: 36

約数和(自身を含む): 832010760

約数和(自身を除く): 491422540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 347539, 695078, 1390156, 1737695, 2432773, 3475390, 4865546, 6950780, 9731092, 12163865, 17029411, 24327730, 34058822, 48655460, 68117644, 85147055, 170294110, 340588220]

約数ペア:

[(1, 340588220), (2, 170294110), (4, 85147055), (5, 68117644), (7, 48655460), (10, 34058822), (14, 24327730), (20, 17029411), (28, 12163865), (35, 9731092), (49, 6950780), (70, 4865546), (98, 3475390), (140, 2432773), (196, 1737695), (245, 1390156), (490, 695078), (980, 347539)]