38905540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2381}}^1$

素因数の和:2452

約数の個数: 48

約数和(自身を含む): 88038720

約数和(自身を除く): 49133180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 2381, 3268, 4085, 4762, 8170, 9524, 11905, 16340, 23810, 45239, 47620, 90478, 102383, 180956, 204766, 226195, 409532, 452390, 511915, 904780, 1023830, 1945277, 2047660, 3890554, 7781108, 9726385, 19452770, 38905540]

約数ペア:

[(1, 38905540), (2, 19452770), (4, 9726385), (5, 7781108), (10, 3890554), (19, 2047660), (20, 1945277), (38, 1023830), (43, 904780), (76, 511915), (86, 452390), (95, 409532), (172, 226195), (190, 204766), (215, 180956), (380, 102383), (430, 90478), (817, 47620), (860, 45239), (1634, 23810), (2381, 16340), (3268, 11905), (4085, 9524), (4762, 8170)]