20247960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5443}}^1$

素因数の和:5488

約数の個数: 64

約数和(自身を含む): 62714880

約数和(自身を除く): 42466920

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, 5443, 10886, 16329, 21772, 27215, 32658, 43544, 54430, 65316, 81645, 108860, 130632, 163290, 168733, 217720, 326580, 337466, 506199, 653160, 674932, 843665, 1012398, 1349864, 1687330, 2024796, 2530995, 3374660, 4049592, 5061990, 6749320, 10123980, 20247960]

約数ペア:

[(1, 20247960), (2, 10123980), (3, 6749320), (4, 5061990), (5, 4049592), (6, 3374660), (8, 2530995), (10, 2024796), (12, 1687330), (15, 1349864), (20, 1012398), (24, 843665), (30, 674932), (31, 653160), (40, 506199), (60, 337466), (62, 326580), (93, 217720), (120, 168733), (124, 163290), (155, 130632), (186, 108860), (248, 81645), (310, 65316), (372, 54430), (465, 43544), (620, 32658), (744, 27215), (930, 21772), (1240, 16329), (1860, 10886), (3720, 5443)]