145886060

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 312322080

約数和(自身を除く): 166436020

約数列:

[1, 2, 4, 5, 10, 20, 97, 139, 194, 278, 388, 485, 541, 556, 695, 970, 1082, 1390, 1940, 2164, 2705, 2780, 5410, 10820, 13483, 26966, 52477, 53932, 67415, 75199, 104954, 134830, 150398, 209908, 262385, 269660, 300796, 375995, 524770, 751990, 1049540, 1503980, 7294303, 14588606, 29177212, 36471515, 72943030, 145886060]

約数ペア:

[(1, 145886060), (2, 72943030), (4, 36471515), (5, 29177212), (10, 14588606), (20, 7294303), (97, 1503980), (139, 1049540), (194, 751990), (278, 524770), (388, 375995), (485, 300796), (541, 269660), (556, 262385), (695, 209908), (970, 150398), (1082, 134830), (1390, 104954), (1940, 75199), (2164, 67415), (2705, 53932), (2780, 52477), (5410, 26966), (10820, 13483)]