88888940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{90703}}^1$

素因数の和:90726

約数の個数: 36

約数和(自身を含む): 217145376

約数和(自身を除く): 128256436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 90703, 181406, 362812, 453515, 634921, 907030, 1269842, 1814060, 2539684, 3174605, 4444447, 6349210, 8888894, 12698420, 17777788, 22222235, 44444470, 88888940]

約数ペア:

[(1, 88888940), (2, 44444470), (4, 22222235), (5, 17777788), (7, 12698420), (10, 8888894), (14, 6349210), (20, 4444447), (28, 3174605), (35, 2539684), (49, 1814060), (70, 1269842), (98, 907030), (140, 634921), (196, 453515), (245, 362812), (490, 181406), (980, 90703)]