19637880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5279}}^1$

素因数の和:5324

約数の個数: 64

約数和(自身を含む): 60825600

約数和(自身を除く): 41187720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5279, 10558, 15837, 21116, 26395, 31674, 42232, 52790, 63348, 79185, 105580, 126696, 158370, 163649, 211160, 316740, 327298, 490947, 633480, 654596, 818245, 981894, 1309192, 1636490, 1963788, 2454735, 3272980, 3927576, 4909470, 6545960, 9818940, 19637880]

約数ペア:

[(1, 19637880), (2, 9818940), (3, 6545960), (4, 4909470), (5, 3927576), (6, 3272980), (8, 2454735), (10, 1963788), (12, 1636490), (15, 1309192), (20, 981894), (24, 818245), (30, 654596), (31, 633480), (40, 490947), (60, 327298), (62, 316740), (93, 211160), (120, 163649), (124, 158370), (155, 126696), (186, 105580), (248, 79185), (310, 63348), (372, 52790), (465, 42232), (620, 31674), (744, 26395), (930, 21116), (1240, 15837), (1860, 10558), (3720, 5279)]