3880864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 48

約数和(自身を含む): 8678880

約数和(自身を除く): 4798016

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 491, 494, 608, 982, 988, 1964, 1976, 3928, 3952, 6383, 7856, 7904, 9329, 12766, 15712, 18658, 25532, 37316, 51064, 74632, 102128, 121277, 149264, 204256, 242554, 298528, 485108, 970216, 1940432, 3880864]

約数ペア:

[(1, 3880864), (2, 1940432), (4, 970216), (8, 485108), (13, 298528), (16, 242554), (19, 204256), (26, 149264), (32, 121277), (38, 102128), (52, 74632), (76, 51064), (104, 37316), (152, 25532), (208, 18658), (247, 15712), (304, 12766), (416, 9329), (491, 7904), (494, 7856), (608, 6383), (982, 3952), (988, 3928), (1964, 1976)]