1669063990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{21401}}^1$

素因数の和:22128

約数の個数: 32

約数和(自身を含む): 3282210720

約数和(自身を除く): 1613146730

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 709, 1418, 3545, 7090, 7799, 15598, 21401, 38995, 42802, 77990, 107005, 214010, 235411, 470822, 1177055, 2354110, 15173309, 30346618, 75866545, 151733090, 166906399, 333812798, 834531995, 1669063990]

約数ペア:

[(1, 1669063990), (2, 834531995), (5, 333812798), (10, 166906399), (11, 151733090), (22, 75866545), (55, 30346618), (110, 15173309), (709, 2354110), (1418, 1177055), (3545, 470822), (7090, 235411), (7799, 214010), (15598, 107005), (21401, 77990), (38995, 42802)]