39457620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{983}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 120347136

約数和(自身を除く): 80889516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 983, 1115, 1338, 1966, 2007, 2230, 2676, 2949, 3345, 3932, 4014, 4460, 4915, 5898, 6690, 8028, 8847, 9830, 10035, 11796, 13380, 14745, 17694, 19660, 20070, 29490, 35388, 40140, 44235, 58980, 88470, 176940, 219209, 438418, 657627, 876836, 1096045, 1315254, 1972881, 2192090, 2630508, 3288135, 3945762, 4384180, 6576270, 7891524, 9864405, 13152540, 19728810, 39457620]

約数ペア:

[(1, 39457620), (2, 19728810), (3, 13152540), (4, 9864405), (5, 7891524), (6, 6576270), (9, 4384180), (10, 3945762), (12, 3288135), (15, 2630508), (18, 2192090), (20, 1972881), (30, 1315254), (36, 1096045), (45, 876836), (60, 657627), (90, 438418), (180, 219209), (223, 176940), (446, 88470), (669, 58980), (892, 44235), (983, 40140), (1115, 35388), (1338, 29490), (1966, 20070), (2007, 19660), (2230, 17694), (2676, 14745), (2949, 13380), (3345, 11796), (3932, 10035), (4014, 9830), (4460, 8847), (4915, 8028), (5898, 6690)]