15025520

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3079}}^1$

素因数の和:3153

約数の個数: 40

約数和(自身を含む): 35518560

約数和(自身を除く): 20493040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3079, 4880, 6158, 12316, 15395, 24632, 30790, 49264, 61580, 123160, 187819, 246320, 375638, 751276, 939095, 1502552, 1878190, 3005104, 3756380, 7512760, 15025520]

約数ペア:

[(1, 15025520), (2, 7512760), (4, 3756380), (5, 3005104), (8, 1878190), (10, 1502552), (16, 939095), (20, 751276), (40, 375638), (61, 246320), (80, 187819), (122, 123160), (244, 61580), (305, 49264), (488, 30790), (610, 24632), (976, 15395), (1220, 12316), (2440, 6158), (3079, 4880)]