173639960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{333923}}^1$

素因数の和:333947

約数の個数: 32

約数和(自身を含む): 420744240

約数和(自身を除く): 247104280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 333923, 667846, 1335692, 1669615, 2671384, 3339230, 4340999, 6678460, 8681998, 13356920, 17363996, 21704995, 34727992, 43409990, 86819980, 173639960]

約数ペア:

[(1, 173639960), (2, 86819980), (4, 43409990), (5, 34727992), (8, 21704995), (10, 17363996), (13, 13356920), (20, 8681998), (26, 6678460), (40, 4340999), (52, 3339230), (65, 2671384), (104, 1669615), (130, 1335692), (260, 667846), (520, 333923)]