40506352

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 80432352

約数和(自身を除く): 39926000

約数列:

[1, 2, 4, 8, 16, 71, 142, 181, 197, 284, 362, 394, 568, 724, 788, 1136, 1448, 1576, 2896, 3152, 12851, 13987, 25702, 27974, 35657, 51404, 55948, 71314, 102808, 111896, 142628, 205616, 223792, 285256, 570512, 2531647, 5063294, 10126588, 20253176, 40506352]

約数ペア:

[(1, 40506352), (2, 20253176), (4, 10126588), (8, 5063294), (16, 2531647), (71, 570512), (142, 285256), (181, 223792), (197, 205616), (284, 142628), (362, 111896), (394, 102808), (568, 71314), (724, 55948), (788, 51404), (1136, 35657), (1448, 27974), (1576, 25702), (2896, 13987), (3152, 12851)]