20043050

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 39259392

約数和(自身を除く): 19216342

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 67, 134, 155, 193, 310, 335, 386, 670, 775, 965, 1550, 1675, 1930, 2077, 3350, 4154, 4825, 5983, 9650, 10385, 11966, 12931, 20770, 25862, 29915, 51925, 59830, 64655, 103850, 129310, 149575, 299150, 323275, 400861, 646550, 801722, 2004305, 4008610, 10021525, 20043050]

約数ペア:

[(1, 20043050), (2, 10021525), (5, 4008610), (10, 2004305), (25, 801722), (31, 646550), (50, 400861), (62, 323275), (67, 299150), (134, 149575), (155, 129310), (193, 103850), (310, 64655), (335, 59830), (386, 51925), (670, 29915), (775, 25862), (965, 20770), (1550, 12931), (1675, 11966), (1930, 10385), (2077, 9650), (3350, 5983), (4154, 4825)]