38897940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 115920000

約数和(自身を除く): 77022060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 149, 190, 228, 229, 285, 298, 380, 447, 458, 570, 596, 687, 745, 894, 916, 1140, 1145, 1374, 1490, 1788, 2235, 2290, 2748, 2831, 2980, 3435, 4351, 4470, 4580, 5662, 6870, 8493, 8702, 8940, 11324, 13053, 13740, 14155, 16986, 17404, 21755, 26106, 28310, 33972, 34121, 42465, 43510, 52212, 56620, 65265, 68242, 84930, 87020, 102363, 130530, 136484, 169860, 170605, 204726, 261060, 341210, 409452, 511815, 648299, 682420, 1023630, 1296598, 1944897, 2047260, 2593196, 3241495, 3889794, 6482990, 7779588, 9724485, 12965980, 19448970, 38897940]

約数ペア:

[(1, 38897940), (2, 19448970), (3, 12965980), (4, 9724485), (5, 7779588), (6, 6482990), (10, 3889794), (12, 3241495), (15, 2593196), (19, 2047260), (20, 1944897), (30, 1296598), (38, 1023630), (57, 682420), (60, 648299), (76, 511815), (95, 409452), (114, 341210), (149, 261060), (190, 204726), (228, 170605), (229, 169860), (285, 136484), (298, 130530), (380, 102363), (447, 87020), (458, 84930), (570, 68242), (596, 65265), (687, 56620), (745, 52212), (894, 43510), (916, 42465), (1140, 34121), (1145, 33972), (1374, 28310), (1490, 26106), (1788, 21755), (2235, 17404), (2290, 16986), (2748, 14155), (2831, 13740), (2980, 13053), (3435, 11324), (4351, 8940), (4470, 8702), (4580, 8493), (5662, 6870)]