2040816

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 80

約数和(自身を含む): 5812128

約数和(自身を除く): 3771312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 41, 48, 51, 61, 68, 82, 102, 122, 123, 136, 164, 183, 204, 244, 246, 272, 328, 366, 408, 488, 492, 656, 697, 732, 816, 976, 984, 1037, 1394, 1464, 1968, 2074, 2091, 2501, 2788, 2928, 3111, 4148, 4182, 5002, 5576, 6222, 7503, 8296, 8364, 10004, 11152, 12444, 15006, 16592, 16728, 20008, 24888, 30012, 33456, 40016, 42517, 49776, 60024, 85034, 120048, 127551, 170068, 255102, 340136, 510204, 680272, 1020408, 2040816]

約数ペア:

[(1, 2040816), (2, 1020408), (3, 680272), (4, 510204), (6, 340136), (8, 255102), (12, 170068), (16, 127551), (17, 120048), (24, 85034), (34, 60024), (41, 49776), (48, 42517), (51, 40016), (61, 33456), (68, 30012), (82, 24888), (102, 20008), (122, 16728), (123, 16592), (136, 15006), (164, 12444), (183, 11152), (204, 10004), (244, 8364), (246, 8296), (272, 7503), (328, 6222), (366, 5576), (408, 5002), (488, 4182), (492, 4148), (656, 3111), (697, 2928), (732, 2788), (816, 2501), (976, 2091), (984, 2074), (1037, 1968), (1394, 1464)]