5139760

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1567}}^1$

素因数の和:1621

約数の個数: 40

約数和(自身を含む): 12249216

約数和(自身を除く): 7109456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1567, 1640, 3134, 3280, 6268, 7835, 12536, 15670, 25072, 31340, 62680, 64247, 125360, 128494, 256988, 321235, 513976, 642470, 1027952, 1284940, 2569880, 5139760]

約数ペア:

[(1, 5139760), (2, 2569880), (4, 1284940), (5, 1027952), (8, 642470), (10, 513976), (16, 321235), (20, 256988), (40, 128494), (41, 125360), (80, 64247), (82, 62680), (164, 31340), (205, 25072), (328, 15670), (410, 12536), (656, 7835), (820, 6268), (1567, 3280), (1640, 3134)]