2018910100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{5591}}^1$

素因数の和:5785

約数の個数: 72

約数和(自身を含む): 4601455488

約数和(自身を除く): 2582545388

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 157, 230, 314, 460, 575, 628, 785, 1150, 1570, 2300, 3140, 3611, 3925, 5591, 7222, 7850, 11182, 14444, 15700, 18055, 22364, 27955, 36110, 55910, 72220, 90275, 111820, 128593, 139775, 180550, 257186, 279550, 361100, 514372, 559100, 642965, 877787, 1285930, 1755574, 2571860, 3214825, 3511148, 4388935, 6429650, 8777870, 12859300, 17555740, 20189101, 21944675, 40378202, 43889350, 80756404, 87778700, 100945505, 201891010, 403782020, 504727525, 1009455050, 2018910100]

約数ペア:

[(1, 2018910100), (2, 1009455050), (4, 504727525), (5, 403782020), (10, 201891010), (20, 100945505), (23, 87778700), (25, 80756404), (46, 43889350), (50, 40378202), (92, 21944675), (100, 20189101), (115, 17555740), (157, 12859300), (230, 8777870), (314, 6429650), (460, 4388935), (575, 3511148), (628, 3214825), (785, 2571860), (1150, 1755574), (1570, 1285930), (2300, 877787), (3140, 642965), (3611, 559100), (3925, 514372), (5591, 361100), (7222, 279550), (7850, 257186), (11182, 180550), (14444, 139775), (15700, 128593), (18055, 111820), (22364, 90275), (27955, 72220), (36110, 55910)]