2052816080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{5701}}^1$

素因数の和:6364

約数の個数: 80

約数和(自身を含む): 5464066944

約数和(自身を除く): 3411250864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 643, 1286, 2572, 3215, 4501, 5144, 5701, 6430, 9002, 10288, 11402, 12860, 18004, 22505, 22804, 25720, 28505, 36008, 39907, 45010, 45608, 51440, 57010, 72016, 79814, 90020, 91216, 114020, 159628, 180040, 199535, 228040, 319256, 360080, 399070, 456080, 638512, 798140, 1596280, 3192560, 3665743, 7331486, 14662972, 18328715, 25660201, 29325944, 36657430, 51320402, 58651888, 73314860, 102640804, 128301005, 146629720, 205281608, 256602010, 293259440, 410563216, 513204020, 1026408040, 2052816080]

約数ペア:

[(1, 2052816080), (2, 1026408040), (4, 513204020), (5, 410563216), (7, 293259440), (8, 256602010), (10, 205281608), (14, 146629720), (16, 128301005), (20, 102640804), (28, 73314860), (35, 58651888), (40, 51320402), (56, 36657430), (70, 29325944), (80, 25660201), (112, 18328715), (140, 14662972), (280, 7331486), (560, 3665743), (643, 3192560), (1286, 1596280), (2572, 798140), (3215, 638512), (4501, 456080), (5144, 399070), (5701, 360080), (6430, 319256), (9002, 228040), (10288, 199535), (11402, 180040), (12860, 159628), (18004, 114020), (22505, 91216), (22804, 90020), (25720, 79814), (28505, 72016), (36008, 57010), (39907, 51440), (45010, 45608)]