16317580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1867}}^1$

素因数の和:1918

約数の個数: 48

約数和(自身を含む): 37658880

約数和(自身を除く): 21341300

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 1867, 2185, 3734, 4370, 7468, 8740, 9335, 18670, 35473, 37340, 42941, 70946, 85882, 141892, 171764, 177365, 214705, 354730, 429410, 709460, 815879, 858820, 1631758, 3263516, 4079395, 8158790, 16317580]

約数ペア:

[(1, 16317580), (2, 8158790), (4, 4079395), (5, 3263516), (10, 1631758), (19, 858820), (20, 815879), (23, 709460), (38, 429410), (46, 354730), (76, 214705), (92, 177365), (95, 171764), (115, 141892), (190, 85882), (230, 70946), (380, 42941), (437, 37340), (460, 35473), (874, 18670), (1748, 9335), (1867, 8740), (2185, 7468), (3734, 4370)]