1383980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5323}}^1$

素因数の和:5345

約数の個数: 24

約数和(自身を含む): 3130512

約数和(自身を除く): 1746532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5323, 10646, 21292, 26615, 53230, 69199, 106460, 138398, 276796, 345995, 691990, 1383980]

約数ペア:

[(1, 1383980), (2, 691990), (4, 345995), (5, 276796), (10, 138398), (13, 106460), (20, 69199), (26, 53230), (52, 26615), (65, 21292), (130, 10646), (260, 5323)]