393456860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{11717}}^1$

素因数の和:11822

約数の個数: 48

約数和(自身を含む): 874069056

約数和(自身を除く): 480612196

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 73, 92, 115, 146, 230, 292, 365, 460, 730, 1460, 1679, 3358, 6716, 8395, 11717, 16790, 23434, 33580, 46868, 58585, 117170, 234340, 269491, 538982, 855341, 1077964, 1347455, 1710682, 2694910, 3421364, 4276705, 5389820, 8553410, 17106820, 19672843, 39345686, 78691372, 98364215, 196728430, 393456860]

約数ペア:

[(1, 393456860), (2, 196728430), (4, 98364215), (5, 78691372), (10, 39345686), (20, 19672843), (23, 17106820), (46, 8553410), (73, 5389820), (92, 4276705), (115, 3421364), (146, 2694910), (230, 1710682), (292, 1347455), (365, 1077964), (460, 855341), (730, 538982), (1460, 269491), (1679, 234340), (3358, 117170), (6716, 58585), (8395, 46868), (11717, 33580), (16790, 23434)]