438436709860

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1063}}^1\times {\mathrm{85571}}^1$

素因数の和:86884

約数の個数: 48

約数和(自身を含む): 925418051712

約数和(自身を除く): 486981341852

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1063, 1205, 2126, 2410, 4252, 4820, 5315, 10630, 21260, 85571, 171142, 256183, 342284, 427855, 512366, 855710, 1024732, 1280915, 1711420, 2561830, 5123660, 20622611, 41245222, 82490444, 90961973, 103113055, 181923946, 206226110, 363847892, 412452220, 454809865, 909619730, 1819239460, 21921835493, 43843670986, 87687341972, 109609177465, 219218354930, 438436709860]

約数ペア:

[(1, 438436709860), (2, 219218354930), (4, 109609177465), (5, 87687341972), (10, 43843670986), (20, 21921835493), (241, 1819239460), (482, 909619730), (964, 454809865), (1063, 412452220), (1205, 363847892), (2126, 206226110), (2410, 181923946), (4252, 103113055), (4820, 90961973), (5315, 82490444), (10630, 41245222), (21260, 20622611), (85571, 5123660), (171142, 2561830), (256183, 1711420), (342284, 1280915), (427855, 1024732), (512366, 855710)]