811892720

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{122273}}^1$

素因数の和:122369

約数の個数: 40

約数和(自身を含む): 1910408976

約数和(自身を除く): 1098516256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 122273, 244546, 489092, 611365, 978184, 1222730, 1956368, 2445460, 4890920, 9781840, 10148659, 20297318, 40594636, 50743295, 81189272, 101486590, 162378544, 202973180, 405946360, 811892720]

約数ペア:

[(1, 811892720), (2, 405946360), (4, 202973180), (5, 162378544), (8, 101486590), (10, 81189272), (16, 50743295), (20, 40594636), (40, 20297318), (80, 10148659), (83, 9781840), (166, 4890920), (332, 2445460), (415, 1956368), (664, 1222730), (830, 978184), (1328, 611365), (1660, 489092), (3320, 244546), (6640, 122273)]