1372990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 32

約数和(自身を含む): 2635776

約数和(自身を除く): 1262786

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 103, 155, 206, 215, 310, 430, 515, 1030, 1333, 2666, 3193, 4429, 6386, 6665, 8858, 13330, 15965, 22145, 31930, 44290, 137299, 274598, 686495, 1372990]

約数ペア:

[(1, 1372990), (2, 686495), (5, 274598), (10, 137299), (31, 44290), (43, 31930), (62, 22145), (86, 15965), (103, 13330), (155, 8858), (206, 6665), (215, 6386), (310, 4429), (430, 3193), (515, 2666), (1030, 1333)]