2018251890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{2491669}}^1$

素因数の和:2491688

約数の個数: 40

約数和(自身を含む): 5426857260

約数和(自身を除く): 3408605370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 2491669, 4983338, 7475007, 12458345, 14950014, 22425021, 24916690, 37375035, 44850042, 67275063, 74750070, 112125105, 134550126, 201825189, 224250210, 336375315, 403650378, 672750630, 1009125945, 2018251890]

約数ペア:

[(1, 2018251890), (2, 1009125945), (3, 672750630), (5, 403650378), (6, 336375315), (9, 224250210), (10, 201825189), (15, 134550126), (18, 112125105), (27, 74750070), (30, 67275063), (45, 44850042), (54, 37375035), (81, 24916690), (90, 22425021), (135, 14950014), (162, 12458345), (270, 7475007), (405, 4983338), (810, 2491669)]