40364540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1867}}^1$

素因数の和:1946

約数の個数: 48

約数和(自身を含む): 90381312

約数和(自身を除く): 50016772

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 1867, 2162, 3734, 4324, 5405, 7468, 9335, 10810, 18670, 21620, 37340, 42941, 85882, 87749, 171764, 175498, 214705, 350996, 429410, 438745, 858820, 877490, 1754980, 2018227, 4036454, 8072908, 10091135, 20182270, 40364540]

約数ペア:

[(1, 40364540), (2, 20182270), (4, 10091135), (5, 8072908), (10, 4036454), (20, 2018227), (23, 1754980), (46, 877490), (47, 858820), (92, 438745), (94, 429410), (115, 350996), (188, 214705), (230, 175498), (235, 171764), (460, 87749), (470, 85882), (940, 42941), (1081, 37340), (1867, 21620), (2162, 18670), (3734, 10810), (4324, 9335), (5405, 7468)]