90226640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23017}}^1$

素因数の和:23044

約数の個数: 60

約数和(自身を含む): 244036836

約数和(自身を除く): 153810196

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 23017, 46034, 92068, 115085, 161119, 184136, 230170, 322238, 368272, 460340, 644476, 805595, 920680, 1127833, 1288952, 1611190, 1841360, 2255666, 2577904, 3222380, 4511332, 5639165, 6444760, 9022664, 11278330, 12889520, 18045328, 22556660, 45113320, 90226640]

約数ペア:

[(1, 90226640), (2, 45113320), (4, 22556660), (5, 18045328), (7, 12889520), (8, 11278330), (10, 9022664), (14, 6444760), (16, 5639165), (20, 4511332), (28, 3222380), (35, 2577904), (40, 2255666), (49, 1841360), (56, 1611190), (70, 1288952), (80, 1127833), (98, 920680), (112, 805595), (140, 644476), (196, 460340), (245, 368272), (280, 322238), (392, 230170), (490, 184136), (560, 161119), (784, 115085), (980, 92068), (1960, 46034), (3920, 23017)]