9910640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 60

約数和(自身を含む): 23942664

約数和(自身を除く): 14032024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 67, 80, 86, 134, 172, 215, 268, 335, 344, 430, 536, 670, 688, 860, 1072, 1340, 1720, 1849, 2680, 2881, 3440, 3698, 5360, 5762, 7396, 9245, 11524, 14405, 14792, 18490, 23048, 28810, 29584, 36980, 46096, 57620, 73960, 115240, 123883, 147920, 230480, 247766, 495532, 619415, 991064, 1238830, 1982128, 2477660, 4955320, 9910640]

約数ペア:

[(1, 9910640), (2, 4955320), (4, 2477660), (5, 1982128), (8, 1238830), (10, 991064), (16, 619415), (20, 495532), (40, 247766), (43, 230480), (67, 147920), (80, 123883), (86, 115240), (134, 73960), (172, 57620), (215, 46096), (268, 36980), (335, 29584), (344, 28810), (430, 23048), (536, 18490), (670, 14792), (688, 14405), (860, 11524), (1072, 9245), (1340, 7396), (1720, 5762), (1849, 5360), (2680, 3698), (2881, 3440)]