820110560

素因数分解:

$2^5\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{4831}}^1$

素因数の和:5907

約数の個数: 48

約数和(自身を含む): 1939738752

約数和(自身を除く): 1119628192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1061, 2122, 4244, 4831, 5305, 8488, 9662, 10610, 16976, 19324, 21220, 24155, 33952, 38648, 42440, 48310, 77296, 84880, 96620, 154592, 169760, 193240, 386480, 772960, 5125691, 10251382, 20502764, 25628455, 41005528, 51256910, 82011056, 102513820, 164022112, 205027640, 410055280, 820110560]

約数ペア:

[(1, 820110560), (2, 410055280), (4, 205027640), (5, 164022112), (8, 102513820), (10, 82011056), (16, 51256910), (20, 41005528), (32, 25628455), (40, 20502764), (80, 10251382), (160, 5125691), (1061, 772960), (2122, 386480), (4244, 193240), (4831, 169760), (5305, 154592), (8488, 96620), (9662, 84880), (10610, 77296), (16976, 48310), (19324, 42440), (21220, 38648), (24155, 33952)]