38449520

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7879}}^1$

素因数の和:7953

約数の個数: 40

約数和(自身を含む): 90872160

約数和(自身を除く): 52422640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 7879, 15758, 31516, 39395, 63032, 78790, 126064, 157580, 315160, 480619, 630320, 961238, 1922476, 2403095, 3844952, 4806190, 7689904, 9612380, 19224760, 38449520]

約数ペア:

[(1, 38449520), (2, 19224760), (4, 9612380), (5, 7689904), (8, 4806190), (10, 3844952), (16, 2403095), (20, 1922476), (40, 961238), (61, 630320), (80, 480619), (122, 315160), (244, 157580), (305, 126064), (488, 78790), (610, 63032), (976, 39395), (1220, 31516), (2440, 15758), (4880, 7879)]