19647240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9631}}^1$

素因数の和:9662

約数の個数: 64

約数和(自身を含む): 62415360

約数和(自身を除く): 42768120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 9631, 19262, 28893, 38524, 48155, 57786, 77048, 96310, 115572, 144465, 163727, 192620, 231144, 288930, 327454, 385240, 491181, 577860, 654908, 818635, 982362, 1155720, 1309816, 1637270, 1964724, 2455905, 3274540, 3929448, 4911810, 6549080, 9823620, 19647240]

約数ペア:

[(1, 19647240), (2, 9823620), (3, 6549080), (4, 4911810), (5, 3929448), (6, 3274540), (8, 2455905), (10, 1964724), (12, 1637270), (15, 1309816), (17, 1155720), (20, 982362), (24, 818635), (30, 654908), (34, 577860), (40, 491181), (51, 385240), (60, 327454), (68, 288930), (85, 231144), (102, 192620), (120, 163727), (136, 144465), (170, 115572), (204, 96310), (255, 77048), (340, 57786), (408, 48155), (510, 38524), (680, 28893), (1020, 19262), (2040, 9631)]