2010239020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{2551}}^1$

素因数の和:2663

約数の個数: 72

約数和(自身を含む): 4470215904

約数和(自身を除く): 2459976884

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 961, 1271, 1922, 2542, 2551, 3844, 4805, 5084, 5102, 6355, 9610, 10204, 12710, 12755, 19220, 25420, 25510, 39401, 51020, 78802, 79081, 104591, 157604, 158162, 197005, 209182, 316324, 394010, 395405, 418364, 522955, 788020, 790810, 1045910, 1581620, 2091820, 2451511, 3242321, 4903022, 6484642, 9806044, 12257555, 12969284, 16211605, 24515110, 32423210, 49030220, 64846420, 100511951, 201023902, 402047804, 502559755, 1005119510, 2010239020]

約数ペア:

[(1, 2010239020), (2, 1005119510), (4, 502559755), (5, 402047804), (10, 201023902), (20, 100511951), (31, 64846420), (41, 49030220), (62, 32423210), (82, 24515110), (124, 16211605), (155, 12969284), (164, 12257555), (205, 9806044), (310, 6484642), (410, 4903022), (620, 3242321), (820, 2451511), (961, 2091820), (1271, 1581620), (1922, 1045910), (2542, 790810), (2551, 788020), (3844, 522955), (4805, 418364), (5084, 395405), (5102, 394010), (6355, 316324), (9610, 209182), (10204, 197005), (12710, 158162), (12755, 157604), (19220, 104591), (25420, 79081), (25510, 78802), (39401, 51020)]