7440784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:535

約数の個数: 40

約数和(自身を含む): 15748992

約数和(自身を除く): 8308208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 431, 664, 862, 1079, 1328, 1724, 2158, 3448, 4316, 5603, 6896, 8632, 11206, 17264, 22412, 35773, 44824, 71546, 89648, 143092, 286184, 465049, 572368, 930098, 1860196, 3720392, 7440784]

約数ペア:

[(1, 7440784), (2, 3720392), (4, 1860196), (8, 930098), (13, 572368), (16, 465049), (26, 286184), (52, 143092), (83, 89648), (104, 71546), (166, 44824), (208, 35773), (332, 22412), (431, 17264), (664, 11206), (862, 8632), (1079, 6896), (1328, 5603), (1724, 4316), (2158, 3448)]