1039280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1181}}^1$

素因数の和:1205

約数の個数: 40

約数和(自身を含む): 2638224

約数和(自身を除く): 1598944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1181, 2362, 4724, 5905, 9448, 11810, 12991, 18896, 23620, 25982, 47240, 51964, 64955, 94480, 103928, 129910, 207856, 259820, 519640, 1039280]

約数ペア:

[(1, 1039280), (2, 519640), (4, 259820), (5, 207856), (8, 129910), (10, 103928), (11, 94480), (16, 64955), (20, 51964), (22, 47240), (40, 25982), (44, 23620), (55, 18896), (80, 12991), (88, 11810), (110, 9448), (176, 5905), (220, 4724), (440, 2362), (880, 1181)]