27664720

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5669}}^1$

素因数の和:5743

約数の個数: 40

約数和(自身を含む): 65386440

約数和(自身を除く): 37721720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 5669, 11338, 22676, 28345, 45352, 56690, 90704, 113380, 226760, 345809, 453520, 691618, 1383236, 1729045, 2766472, 3458090, 5532944, 6916180, 13832360, 27664720]

約数ペア:

[(1, 27664720), (2, 13832360), (4, 6916180), (5, 5532944), (8, 3458090), (10, 2766472), (16, 1729045), (20, 1383236), (40, 691618), (61, 453520), (80, 345809), (122, 226760), (244, 113380), (305, 90704), (488, 56690), (610, 45352), (976, 28345), (1220, 22676), (2440, 11338), (4880, 5669)]