94719140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 203212800

約数和(自身を除く): 108493660

約数列:

[1, 2, 4, 5, 10, 20, 89, 127, 178, 254, 356, 419, 445, 508, 635, 838, 890, 1270, 1676, 1780, 2095, 2540, 4190, 8380, 11303, 22606, 37291, 45212, 53213, 56515, 74582, 106426, 113030, 149164, 186455, 212852, 226060, 266065, 372910, 532130, 745820, 1064260, 4735957, 9471914, 18943828, 23679785, 47359570, 94719140]

約数ペア:

[(1, 94719140), (2, 47359570), (4, 23679785), (5, 18943828), (10, 9471914), (20, 4735957), (89, 1064260), (127, 745820), (178, 532130), (254, 372910), (356, 266065), (419, 226060), (445, 212852), (508, 186455), (635, 149164), (838, 113030), (890, 106426), (1270, 74582), (1676, 56515), (1780, 53213), (2095, 45212), (2540, 37291), (4190, 22606), (8380, 11303)]