20002921300

素因数分解:

$2^2\times 5^2\times {\mathrm{7817}}^1\times {\mathrm{25589}}^1$

素因数の和:33420

約数の個数: 36

約数和(自身を含む): 43413588540

約数和(自身を除く): 23410667240

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 7817, 15634, 25589, 31268, 39085, 51178, 78170, 102356, 127945, 156340, 195425, 255890, 390850, 511780, 639725, 781700, 1279450, 2558900, 200029213, 400058426, 800116852, 1000146065, 2000292130, 4000584260, 5000730325, 10001460650, 20002921300]

約数ペア:

[(1, 20002921300), (2, 10001460650), (4, 5000730325), (5, 4000584260), (10, 2000292130), (20, 1000146065), (25, 800116852), (50, 400058426), (100, 200029213), (7817, 2558900), (15634, 1279450), (25589, 781700), (31268, 639725), (39085, 511780), (51178, 390850), (78170, 255890), (102356, 195425), (127945, 156340)]