8220320

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{619}}^1$

素因数の和:717

約数の個数: 48

約数和(自身を含む): 19686240

約数和(自身を除く): 11465920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 619, 664, 830, 1238, 1328, 1660, 2476, 2656, 3095, 3320, 4952, 6190, 6640, 9904, 12380, 13280, 19808, 24760, 49520, 51377, 99040, 102754, 205508, 256885, 411016, 513770, 822032, 1027540, 1644064, 2055080, 4110160, 8220320]

約数ペア:

[(1, 8220320), (2, 4110160), (4, 2055080), (5, 1644064), (8, 1027540), (10, 822032), (16, 513770), (20, 411016), (32, 256885), (40, 205508), (80, 102754), (83, 99040), (160, 51377), (166, 49520), (332, 24760), (415, 19808), (619, 13280), (664, 12380), (830, 9904), (1238, 6640), (1328, 6190), (1660, 4952), (2476, 3320), (2656, 3095)]