15809380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 35126784

約数和(自身を除く): 19317404

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 593, 620, 860, 1186, 1333, 2372, 2666, 2965, 5332, 5930, 6665, 11860, 13330, 18383, 25499, 26660, 36766, 50998, 73532, 91915, 101996, 127495, 183830, 254990, 367660, 509980, 790469, 1580938, 3161876, 3952345, 7904690, 15809380]

約数ペア:

[(1, 15809380), (2, 7904690), (4, 3952345), (5, 3161876), (10, 1580938), (20, 790469), (31, 509980), (43, 367660), (62, 254990), (86, 183830), (124, 127495), (155, 101996), (172, 91915), (215, 73532), (310, 50998), (430, 36766), (593, 26660), (620, 25499), (860, 18383), (1186, 13330), (1333, 11860), (2372, 6665), (2666, 5930), (2965, 5332)]