894182740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{2447}}^1$

素因数の和:2629

約数の個数: 72

約数和(自身を含む): 2078528256

約数和(自身を除く): 1184345516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 151, 220, 242, 302, 484, 604, 605, 755, 1210, 1510, 1661, 2420, 2447, 3020, 3322, 4894, 6644, 8305, 9788, 12235, 16610, 18271, 24470, 26917, 33220, 36542, 48940, 53834, 73084, 91355, 107668, 134585, 182710, 269170, 296087, 365420, 369497, 538340, 592174, 738994, 1184348, 1477988, 1480435, 1847485, 2960870, 3694970, 4064467, 5921740, 7389940, 8128934, 16257868, 20322335, 40644670, 44709137, 81289340, 89418274, 178836548, 223545685, 447091370, 894182740]

約数ペア:

[(1, 894182740), (2, 447091370), (4, 223545685), (5, 178836548), (10, 89418274), (11, 81289340), (20, 44709137), (22, 40644670), (44, 20322335), (55, 16257868), (110, 8128934), (121, 7389940), (151, 5921740), (220, 4064467), (242, 3694970), (302, 2960870), (484, 1847485), (604, 1480435), (605, 1477988), (755, 1184348), (1210, 738994), (1510, 592174), (1661, 538340), (2420, 369497), (2447, 365420), (3020, 296087), (3322, 269170), (4894, 182710), (6644, 134585), (8305, 107668), (9788, 91355), (12235, 73084), (16610, 53834), (18271, 48940), (24470, 36542), (26917, 33220)]