39070780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1873}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 94449600

約数和(自身を除く): 55378820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 1873, 2086, 2980, 3746, 4172, 5215, 7492, 9365, 10430, 13111, 18730, 20860, 26222, 37460, 52444, 65555, 131110, 262220, 279077, 558154, 1116308, 1395385, 1953539, 2790770, 3907078, 5581540, 7814156, 9767695, 19535390, 39070780]

約数ペア:

[(1, 39070780), (2, 19535390), (4, 9767695), (5, 7814156), (7, 5581540), (10, 3907078), (14, 2790770), (20, 1953539), (28, 1395385), (35, 1116308), (70, 558154), (140, 279077), (149, 262220), (298, 131110), (596, 65555), (745, 52444), (1043, 37460), (1490, 26222), (1873, 20860), (2086, 18730), (2980, 13111), (3746, 10430), (4172, 9365), (5215, 7492)]