12378140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 27578880

約数和(自身を除く): 15200740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 284, 355, 379, 460, 710, 758, 1420, 1516, 1633, 1895, 3266, 3790, 6532, 7580, 8165, 8717, 16330, 17434, 26909, 32660, 34868, 43585, 53818, 87170, 107636, 134545, 174340, 269090, 538180, 618907, 1237814, 2475628, 3094535, 6189070, 12378140]

約数ペア:

[(1, 12378140), (2, 6189070), (4, 3094535), (5, 2475628), (10, 1237814), (20, 618907), (23, 538180), (46, 269090), (71, 174340), (92, 134545), (115, 107636), (142, 87170), (230, 53818), (284, 43585), (355, 34868), (379, 32660), (460, 26909), (710, 17434), (758, 16330), (1420, 8717), (1516, 8165), (1633, 7580), (1895, 6532), (3266, 3790)]