20100674908

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{733}}^1$

素因数の和:987

約数の個数: 96

約数和(自身を含む): 38486497280

約数和(自身を除く): 18385822372

約数列:

[1, 2, 4, 31, 37, 43, 62, 74, 86, 124, 139, 148, 172, 278, 556, 733, 1147, 1333, 1466, 1591, 2294, 2666, 2932, 3182, 4309, 4588, 5143, 5332, 5977, 6364, 8618, 10286, 11954, 17236, 20572, 22723, 23908, 27121, 31519, 45446, 49321, 54242, 63038, 90892, 98642, 101887, 108484, 126076, 159433, 185287, 197284, 203774, 221149, 318866, 370574, 407548, 442298, 637732, 741148, 840751, 884596, 977089, 1166203, 1681502, 1954178, 2332406, 3158497, 3363004, 3769819, 3908356, 4381141, 4664812, 6316994, 6855619, 7539638, 8762282, 12633988, 13711238, 15079276, 17524564, 27422476, 36152293, 72304586, 116864389, 135815371, 144609172, 162102217, 233728778, 271630742, 324204434, 467457556, 543261484, 648408868, 5025168727, 10050337454, 20100674908]

約数ペア:

[(1, 20100674908), (2, 10050337454), (4, 5025168727), (31, 648408868), (37, 543261484), (43, 467457556), (62, 324204434), (74, 271630742), (86, 233728778), (124, 162102217), (139, 144609172), (148, 135815371), (172, 116864389), (278, 72304586), (556, 36152293), (733, 27422476), (1147, 17524564), (1333, 15079276), (1466, 13711238), (1591, 12633988), (2294, 8762282), (2666, 7539638), (2932, 6855619), (3182, 6316994), (4309, 4664812), (4588, 4381141), (5143, 3908356), (5332, 3769819), (5977, 3363004), (6364, 3158497), (8618, 2332406), (10286, 1954178), (11954, 1681502), (17236, 1166203), (20572, 977089), (22723, 884596), (23908, 840751), (27121, 741148), (31519, 637732), (45446, 442298), (49321, 407548), (54242, 370574), (63038, 318866), (90892, 221149), (98642, 203774), (101887, 197284), (108484, 185287), (126076, 159433)]