4045520

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{829}}^1$

素因数の和:903

約数の個数: 40

約数和(自身を含む): 9571560

約数和(自身を除く): 5526040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 829, 976, 1220, 1658, 2440, 3316, 4145, 4880, 6632, 8290, 13264, 16580, 33160, 50569, 66320, 101138, 202276, 252845, 404552, 505690, 809104, 1011380, 2022760, 4045520]

約数ペア:

[(1, 4045520), (2, 2022760), (4, 1011380), (5, 809104), (8, 505690), (10, 404552), (16, 252845), (20, 202276), (40, 101138), (61, 66320), (80, 50569), (122, 33160), (244, 16580), (305, 13264), (488, 8290), (610, 6632), (829, 4880), (976, 4145), (1220, 3316), (1658, 2440)]