40378340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1439}}^1$

素因数の和:1532

約数の個数: 48

約数和(自身を含む): 89994240

約数和(自身を除く): 49615900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 1220, 1403, 1439, 2806, 2878, 5612, 5756, 7015, 7195, 14030, 14390, 28060, 28780, 33097, 66194, 87779, 132388, 165485, 175558, 330970, 351116, 438895, 661940, 877790, 1755580, 2018917, 4037834, 8075668, 10094585, 20189170, 40378340]

約数ペア:

[(1, 40378340), (2, 20189170), (4, 10094585), (5, 8075668), (10, 4037834), (20, 2018917), (23, 1755580), (46, 877790), (61, 661940), (92, 438895), (115, 351116), (122, 330970), (230, 175558), (244, 165485), (305, 132388), (460, 87779), (610, 66194), (1220, 33097), (1403, 28780), (1439, 28060), (2806, 14390), (2878, 14030), (5612, 7195), (5756, 7015)]