1346020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 3161088

約数和(自身を除く): 1815068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 167, 260, 310, 334, 403, 620, 668, 806, 835, 1612, 1670, 2015, 2171, 3340, 4030, 4342, 5177, 8060, 8684, 10354, 10855, 20708, 21710, 25885, 43420, 51770, 67301, 103540, 134602, 269204, 336505, 673010, 1346020]

約数ペア:

[(1, 1346020), (2, 673010), (4, 336505), (5, 269204), (10, 134602), (13, 103540), (20, 67301), (26, 51770), (31, 43420), (52, 25885), (62, 21710), (65, 20708), (124, 10855), (130, 10354), (155, 8684), (167, 8060), (260, 5177), (310, 4342), (334, 4030), (403, 3340), (620, 2171), (668, 2015), (806, 1670), (835, 1612)]