1322480

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 3136704

約数和(自身を除く): 1814224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 271, 305, 488, 542, 610, 976, 1084, 1220, 1355, 2168, 2440, 2710, 4336, 4880, 5420, 10840, 16531, 21680, 33062, 66124, 82655, 132248, 165310, 264496, 330620, 661240, 1322480]

約数ペア:

[(1, 1322480), (2, 661240), (4, 330620), (5, 264496), (8, 165310), (10, 132248), (16, 82655), (20, 66124), (40, 33062), (61, 21680), (80, 16531), (122, 10840), (244, 5420), (271, 4880), (305, 4336), (488, 2710), (542, 2440), (610, 2168), (976, 1355), (1084, 1220)]