22071940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2447}}^1$

素因数の和:2508

約数の個数: 48

約数和(自身を含む): 51819264

約数和(自身を除く): 29747324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 2447, 4510, 4894, 9020, 9788, 12235, 24470, 26917, 48940, 53834, 100327, 107668, 134585, 200654, 269170, 401308, 501635, 538340, 1003270, 1103597, 2006540, 2207194, 4414388, 5517985, 11035970, 22071940]

約数ペア:

[(1, 22071940), (2, 11035970), (4, 5517985), (5, 4414388), (10, 2207194), (11, 2006540), (20, 1103597), (22, 1003270), (41, 538340), (44, 501635), (55, 401308), (82, 269170), (110, 200654), (164, 134585), (205, 107668), (220, 100327), (410, 53834), (451, 48940), (820, 26917), (902, 24470), (1804, 12235), (2255, 9788), (2447, 9020), (4510, 4894)]