20080972940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6236327}}^1$

素因数の和:6236366

約数の個数: 48

約数和(自身を含む): 50289748992

約数和(自身を除く): 30208776052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 6236327, 12472654, 24945308, 31181635, 43654289, 62363270, 87308578, 124726540, 143435521, 174617156, 218271445, 286871042, 436542890, 573742084, 717177605, 873085780, 1004048647, 1434355210, 2008097294, 2868710420, 4016194588, 5020243235, 10040486470, 20080972940]

約数ペア:

[(1, 20080972940), (2, 10040486470), (4, 5020243235), (5, 4016194588), (7, 2868710420), (10, 2008097294), (14, 1434355210), (20, 1004048647), (23, 873085780), (28, 717177605), (35, 573742084), (46, 436542890), (70, 286871042), (92, 218271445), (115, 174617156), (140, 143435521), (161, 124726540), (230, 87308578), (322, 62363270), (460, 43654289), (644, 31181635), (805, 24945308), (1610, 12472654), (3220, 6236327)]