56015140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{541}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 122379264

約数和(自身を除く): 66364124

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 167, 310, 334, 541, 620, 668, 835, 1082, 1670, 2164, 2705, 3340, 5177, 5410, 10354, 10820, 16771, 20708, 25885, 33542, 51770, 67084, 83855, 90347, 103540, 167710, 180694, 335420, 361388, 451735, 903470, 1806940, 2800757, 5601514, 11203028, 14003785, 28007570, 56015140]

約数ペア:

[(1, 56015140), (2, 28007570), (4, 14003785), (5, 11203028), (10, 5601514), (20, 2800757), (31, 1806940), (62, 903470), (124, 451735), (155, 361388), (167, 335420), (310, 180694), (334, 167710), (541, 103540), (620, 90347), (668, 83855), (835, 67084), (1082, 51770), (1670, 33542), (2164, 25885), (2705, 20708), (3340, 16771), (5177, 10820), (5410, 10354)]