5543980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21323}}^1$

素因数の和:21345

約数の個数: 24

約数和(自身を含む): 12538512

約数和(自身を除く): 6994532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 21323, 42646, 85292, 106615, 213230, 277199, 426460, 554398, 1108796, 1385995, 2771990, 5543980]

約数ペア:

[(1, 5543980), (2, 2771990), (4, 1385995), (5, 1108796), (10, 554398), (13, 426460), (20, 277199), (26, 213230), (52, 106615), (65, 85292), (130, 42646), (260, 21323)]