39547620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31387}}^1$

素因数の和:31409

約数の個数: 72

約数和(自身を含む): 137102784

約数和(自身を除く): 97555164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 31387, 62774, 94161, 125548, 156935, 188322, 219709, 282483, 313870, 376644, 439418, 470805, 564966, 627740, 659127, 878836, 941610, 1098545, 1129932, 1318254, 1412415, 1883220, 1977381, 2197090, 2636508, 2824830, 3295635, 3954762, 4394180, 5649660, 6591270, 7909524, 9886905, 13182540, 19773810, 39547620]

約数ペア:

[(1, 39547620), (2, 19773810), (3, 13182540), (4, 9886905), (5, 7909524), (6, 6591270), (7, 5649660), (9, 4394180), (10, 3954762), (12, 3295635), (14, 2824830), (15, 2636508), (18, 2197090), (20, 1977381), (21, 1883220), (28, 1412415), (30, 1318254), (35, 1129932), (36, 1098545), (42, 941610), (45, 878836), (60, 659127), (63, 627740), (70, 564966), (84, 470805), (90, 439418), (105, 376644), (126, 313870), (140, 282483), (180, 219709), (210, 188322), (252, 156935), (315, 125548), (420, 94161), (630, 62774), (1260, 31387)]