39427760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:630

約数の個数: 80

約数和(自身を含む): 99074016

約数和(自身を除く): 59646256

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 547, 680, 848, 901, 1060, 1094, 1360, 1802, 2120, 2188, 2735, 3604, 4240, 4376, 4505, 5470, 7208, 8752, 9010, 9299, 10940, 14416, 18020, 18598, 21880, 28991, 36040, 37196, 43760, 46495, 57982, 72080, 74392, 92990, 115964, 144955, 148784, 185980, 231928, 289910, 371960, 463856, 492847, 579820, 743920, 985694, 1159640, 1971388, 2319280, 2464235, 3942776, 4928470, 7885552, 9856940, 19713880, 39427760]

約数ペア:

[(1, 39427760), (2, 19713880), (4, 9856940), (5, 7885552), (8, 4928470), (10, 3942776), (16, 2464235), (17, 2319280), (20, 1971388), (34, 1159640), (40, 985694), (53, 743920), (68, 579820), (80, 492847), (85, 463856), (106, 371960), (136, 289910), (170, 231928), (212, 185980), (265, 148784), (272, 144955), (340, 115964), (424, 92990), (530, 74392), (547, 72080), (680, 57982), (848, 46495), (901, 43760), (1060, 37196), (1094, 36040), (1360, 28991), (1802, 21880), (2120, 18598), (2188, 18020), (2735, 14416), (3604, 10940), (4240, 9299), (4376, 9010), (4505, 8752), (5470, 7208)]