31474480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23143}}^1$

素因数の和:23173

約数の個数: 40

約数和(自身を含む): 77486112

約数和(自身を除く): 46011632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 23143, 46286, 92572, 115715, 185144, 231430, 370288, 393431, 462860, 786862, 925720, 1573724, 1851440, 1967155, 3147448, 3934310, 6294896, 7868620, 15737240, 31474480]

約数ペア:

[(1, 31474480), (2, 15737240), (4, 7868620), (5, 6294896), (8, 3934310), (10, 3147448), (16, 1967155), (17, 1851440), (20, 1573724), (34, 925720), (40, 786862), (68, 462860), (80, 393431), (85, 370288), (136, 231430), (170, 185144), (272, 115715), (340, 92572), (680, 46286), (1360, 23143)]