488367020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{4391}}^1$

素因数の和:4550

約数の個数: 48

約数和(自身を含む): 1053658368

約数和(自身を除く): 565291348

約数列:

[1, 2, 4, 5, 10, 20, 67, 83, 134, 166, 268, 332, 335, 415, 670, 830, 1340, 1660, 4391, 5561, 8782, 11122, 17564, 21955, 22244, 27805, 43910, 55610, 87820, 111220, 294197, 364453, 588394, 728906, 1176788, 1457812, 1470985, 1822265, 2941970, 3644530, 5883940, 7289060, 24418351, 48836702, 97673404, 122091755, 244183510, 488367020]

約数ペア:

[(1, 488367020), (2, 244183510), (4, 122091755), (5, 97673404), (10, 48836702), (20, 24418351), (67, 7289060), (83, 5883940), (134, 3644530), (166, 2941970), (268, 1822265), (332, 1470985), (335, 1457812), (415, 1176788), (670, 728906), (830, 588394), (1340, 364453), (1660, 294197), (4391, 111220), (5561, 87820), (8782, 55610), (11122, 43910), (17564, 27805), (21955, 22244)]