19261920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40129}}^1$

素因数の和:40147

約数の個数: 48

約数和(自身を含む): 60676560

約数和(自身を除く): 41414640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40129, 80258, 120387, 160516, 200645, 240774, 321032, 401290, 481548, 601935, 642064, 802580, 963096, 1203870, 1284128, 1605160, 1926192, 2407740, 3210320, 3852384, 4815480, 6420640, 9630960, 19261920]

約数ペア:

[(1, 19261920), (2, 9630960), (3, 6420640), (4, 4815480), (5, 3852384), (6, 3210320), (8, 2407740), (10, 1926192), (12, 1605160), (15, 1284128), (16, 1203870), (20, 963096), (24, 802580), (30, 642064), (32, 601935), (40, 481548), (48, 401290), (60, 321032), (80, 240774), (96, 200645), (120, 160516), (160, 120387), (240, 80258), (480, 40129)]