1180120

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 2686320

約数和(自身を除く): 1506200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 181, 326, 362, 652, 724, 815, 905, 1304, 1448, 1630, 1810, 3260, 3620, 6520, 7240, 29503, 59006, 118012, 147515, 236024, 295030, 590060, 1180120]

約数ペア:

[(1, 1180120), (2, 590060), (4, 295030), (5, 236024), (8, 147515), (10, 118012), (20, 59006), (40, 29503), (163, 7240), (181, 6520), (326, 3620), (362, 3260), (652, 1810), (724, 1630), (815, 1448), (905, 1304)]