1962250640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{39371}}^1$

素因数の和:39480

約数の個数: 80

約数和(自身を含む): 5272698240

約数和(自身を除く): 3310447600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1246, 1424, 1780, 2492, 3115, 3560, 4984, 6230, 7120, 9968, 12460, 24920, 39371, 49840, 78742, 157484, 196855, 275597, 314968, 393710, 551194, 629936, 787420, 1102388, 1377985, 1574840, 2204776, 2755970, 3149680, 3504019, 4409552, 5511940, 7008038, 11023880, 14016076, 17520095, 22047760, 24528133, 28032152, 35040190, 49056266, 56064304, 70080380, 98112532, 122640665, 140160760, 196225064, 245281330, 280321520, 392450128, 490562660, 981125320, 1962250640]

約数ペア:

[(1, 1962250640), (2, 981125320), (4, 490562660), (5, 392450128), (7, 280321520), (8, 245281330), (10, 196225064), (14, 140160760), (16, 122640665), (20, 98112532), (28, 70080380), (35, 56064304), (40, 49056266), (56, 35040190), (70, 28032152), (80, 24528133), (89, 22047760), (112, 17520095), (140, 14016076), (178, 11023880), (280, 7008038), (356, 5511940), (445, 4409552), (560, 3504019), (623, 3149680), (712, 2755970), (890, 2204776), (1246, 1574840), (1424, 1377985), (1780, 1102388), (2492, 787420), (3115, 629936), (3560, 551194), (4984, 393710), (6230, 314968), (7120, 275597), (9968, 196855), (12460, 157484), (24920, 78742), (39371, 49840)]