1238262340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{14197}}^1$

素因数の和:14309

約数の個数: 72

約数和(自身を含む): 3059101080

約数和(自身を除く): 1820838740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 490, 623, 890, 980, 1246, 1780, 2492, 3115, 4361, 6230, 8722, 12460, 14197, 17444, 21805, 28394, 43610, 56788, 70985, 87220, 99379, 141970, 198758, 283940, 397516, 496895, 695653, 993790, 1263533, 1391306, 1987580, 2527066, 2782612, 3478265, 5054132, 6317665, 6956530, 8844731, 12635330, 13913060, 17689462, 25270660, 35378924, 44223655, 61913117, 88447310, 123826234, 176894620, 247652468, 309565585, 619131170, 1238262340]

約数ペア:

[(1, 1238262340), (2, 619131170), (4, 309565585), (5, 247652468), (7, 176894620), (10, 123826234), (14, 88447310), (20, 61913117), (28, 44223655), (35, 35378924), (49, 25270660), (70, 17689462), (89, 13913060), (98, 12635330), (140, 8844731), (178, 6956530), (196, 6317665), (245, 5054132), (356, 3478265), (445, 2782612), (490, 2527066), (623, 1987580), (890, 1391306), (980, 1263533), (1246, 993790), (1780, 695653), (2492, 496895), (3115, 397516), (4361, 283940), (6230, 198758), (8722, 141970), (12460, 99379), (14197, 87220), (17444, 70985), (21805, 56788), (28394, 43610)]