42897460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{449}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 95936400

約数和(自身を除く): 53038940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 281, 340, 449, 562, 898, 1124, 1405, 1796, 2245, 2810, 4490, 4777, 5620, 7633, 8980, 9554, 15266, 19108, 23885, 30532, 38165, 47770, 76330, 95540, 126169, 152660, 252338, 504676, 630845, 1261690, 2144873, 2523380, 4289746, 8579492, 10724365, 21448730, 42897460]

約数ペア:

[(1, 42897460), (2, 21448730), (4, 10724365), (5, 8579492), (10, 4289746), (17, 2523380), (20, 2144873), (34, 1261690), (68, 630845), (85, 504676), (170, 252338), (281, 152660), (340, 126169), (449, 95540), (562, 76330), (898, 47770), (1124, 38165), (1405, 30532), (1796, 23885), (2245, 19108), (2810, 15266), (4490, 9554), (4777, 8980), (5620, 7633)]