4540012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 9031680

約数和(自身を除く): 4491668

約数列:

[1, 2, 4, 19, 31, 38, 41, 47, 62, 76, 82, 94, 124, 164, 188, 589, 779, 893, 1178, 1271, 1457, 1558, 1786, 1927, 2356, 2542, 2914, 3116, 3572, 3854, 5084, 5828, 7708, 24149, 27683, 36613, 48298, 55366, 59737, 73226, 96596, 110732, 119474, 146452, 238948, 1135003, 2270006, 4540012]

約数ペア:

[(1, 4540012), (2, 2270006), (4, 1135003), (19, 238948), (31, 146452), (38, 119474), (41, 110732), (47, 96596), (62, 73226), (76, 59737), (82, 55366), (94, 48298), (124, 36613), (164, 27683), (188, 24149), (589, 7708), (779, 5828), (893, 5084), (1178, 3854), (1271, 3572), (1457, 3116), (1558, 2914), (1786, 2542), (1927, 2356)]