1489640830

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{111751}}^1$

素因数の和:111832

約数の個数: 32

約数和(自身を含む): 2832242688

約数和(自身を除く): 1342601858

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 430, 1333, 2666, 6665, 13330, 111751, 223502, 558755, 1117510, 3464281, 4805293, 6928562, 9610586, 17321405, 24026465, 34642810, 48052930, 148964083, 297928166, 744820415, 1489640830]

約数ペア:

[(1, 1489640830), (2, 744820415), (5, 297928166), (10, 148964083), (31, 48052930), (43, 34642810), (62, 24026465), (86, 17321405), (155, 9610586), (215, 6928562), (310, 4805293), (430, 3464281), (1333, 1117510), (2666, 558755), (6665, 223502), (13330, 111751)]