138884980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{534173}}^1$

素因数の和:534195

約数の個数: 24

約数和(自身を含む): 314094312

約数和(自身を除く): 175209332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 534173, 1068346, 2136692, 2670865, 5341730, 6944249, 10683460, 13888498, 27776996, 34721245, 69442490, 138884980]

約数ペア:

[(1, 138884980), (2, 69442490), (4, 34721245), (5, 27776996), (10, 13888498), (13, 10683460), (20, 6944249), (26, 5341730), (52, 2670865), (65, 2136692), (130, 1068346), (260, 534173)]