17770220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1667}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 41192928

約数和(自身を除く): 23422708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 1667, 2132, 2665, 3334, 5330, 6668, 8335, 10660, 16670, 21671, 33340, 43342, 68347, 86684, 108355, 136694, 216710, 273388, 341735, 433420, 683470, 888511, 1366940, 1777022, 3554044, 4442555, 8885110, 17770220]

約数ペア:

[(1, 17770220), (2, 8885110), (4, 4442555), (5, 3554044), (10, 1777022), (13, 1366940), (20, 888511), (26, 683470), (41, 433420), (52, 341735), (65, 273388), (82, 216710), (130, 136694), (164, 108355), (205, 86684), (260, 68347), (410, 43342), (533, 33340), (820, 21671), (1066, 16670), (1667, 10660), (2132, 8335), (2665, 6668), (3334, 5330)]