39445980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13417}}^1$

素因数の和:13443

約数の個数: 72

約数和(自身を含む): 128490768

約数和(自身を除く): 89044788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 13417, 26834, 40251, 53668, 67085, 80502, 93919, 134170, 161004, 187838, 201255, 268340, 281757, 375676, 402510, 469595, 563514, 657433, 805020, 939190, 1127028, 1314866, 1408785, 1878380, 1972299, 2629732, 2817570, 3287165, 3944598, 5635140, 6574330, 7889196, 9861495, 13148660, 19722990, 39445980]

約数ペア:

[(1, 39445980), (2, 19722990), (3, 13148660), (4, 9861495), (5, 7889196), (6, 6574330), (7, 5635140), (10, 3944598), (12, 3287165), (14, 2817570), (15, 2629732), (20, 1972299), (21, 1878380), (28, 1408785), (30, 1314866), (35, 1127028), (42, 939190), (49, 805020), (60, 657433), (70, 563514), (84, 469595), (98, 402510), (105, 375676), (140, 281757), (147, 268340), (196, 201255), (210, 187838), (245, 161004), (294, 134170), (420, 93919), (490, 80502), (588, 67085), (735, 53668), (980, 40251), (1470, 26834), (2940, 13417)]