1240652690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{3803}}^1$

素因数の和:3947

約数の個数: 64

約数和(自身を含む): 2514291840

約数和(自身を除く): 1273639150

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 101, 170, 190, 202, 323, 505, 646, 1010, 1615, 1717, 1919, 3230, 3434, 3803, 3838, 7606, 8585, 9595, 17170, 19015, 19190, 32623, 38030, 64651, 65246, 72257, 129302, 144514, 163115, 323255, 326230, 361285, 384103, 646510, 722570, 768206, 1228369, 1920515, 2456738, 3841030, 6141845, 6529751, 7297957, 12283690, 13059502, 14595914, 32648755, 36489785, 65297510, 72979570, 124065269, 248130538, 620326345, 1240652690]

約数ペア:

[(1, 1240652690), (2, 620326345), (5, 248130538), (10, 124065269), (17, 72979570), (19, 65297510), (34, 36489785), (38, 32648755), (85, 14595914), (95, 13059502), (101, 12283690), (170, 7297957), (190, 6529751), (202, 6141845), (323, 3841030), (505, 2456738), (646, 1920515), (1010, 1228369), (1615, 768206), (1717, 722570), (1919, 646510), (3230, 384103), (3434, 361285), (3803, 326230), (3838, 323255), (7606, 163115), (8585, 144514), (9595, 129302), (17170, 72257), (19015, 65246), (19190, 64651), (32623, 38030)]