1999799710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1867}}^1$

素因数の和:2017

約数の個数: 64

約数和(自身を含む): 3834749952

約数和(自身を除く): 1834950242

約数列:

[1, 2, 5, 10, 43, 47, 53, 86, 94, 106, 215, 235, 265, 430, 470, 530, 1867, 2021, 2279, 2491, 3734, 4042, 4558, 4982, 9335, 10105, 11395, 12455, 18670, 20210, 22790, 24910, 80281, 87749, 98951, 107113, 160562, 175498, 197902, 214226, 401405, 438745, 494755, 535565, 802810, 877490, 989510, 1071130, 3773207, 4254893, 4650697, 7546414, 8509786, 9301394, 18866035, 21274465, 23253485, 37732070, 42548930, 46506970, 199979971, 399959942, 999899855, 1999799710]

約数ペア:

[(1, 1999799710), (2, 999899855), (5, 399959942), (10, 199979971), (43, 46506970), (47, 42548930), (53, 37732070), (86, 23253485), (94, 21274465), (106, 18866035), (215, 9301394), (235, 8509786), (265, 7546414), (430, 4650697), (470, 4254893), (530, 3773207), (1867, 1071130), (2021, 989510), (2279, 877490), (2491, 802810), (3734, 535565), (4042, 494755), (4558, 438745), (4982, 401405), (9335, 214226), (10105, 197902), (11395, 175498), (12455, 160562), (18670, 107113), (20210, 98951), (22790, 87749), (24910, 80281)]