2021248040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{9461}}^1$

素因数の和:9595

約数の個数: 96

約数和(自身を含む): 5339406600

約数和(自身を除く): 3318158560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 109, 140, 196, 218, 245, 280, 392, 436, 490, 545, 763, 872, 980, 1090, 1526, 1960, 2180, 3052, 3815, 4360, 5341, 6104, 7630, 9461, 10682, 15260, 18922, 21364, 26705, 30520, 37844, 42728, 47305, 53410, 66227, 75688, 94610, 106820, 132454, 189220, 213640, 264908, 331135, 378440, 463589, 529816, 662270, 927178, 1031249, 1324540, 1854356, 2062498, 2317945, 2649080, 3708712, 4124996, 4635890, 5156245, 7218743, 8249992, 9271780, 10312490, 14437486, 18543560, 20624980, 28874972, 36093715, 41249960, 50531201, 57749944, 72187430, 101062402, 144374860, 202124804, 252656005, 288749720, 404249608, 505312010, 1010624020, 2021248040]

約数ペア:

[(1, 2021248040), (2, 1010624020), (4, 505312010), (5, 404249608), (7, 288749720), (8, 252656005), (10, 202124804), (14, 144374860), (20, 101062402), (28, 72187430), (35, 57749944), (40, 50531201), (49, 41249960), (56, 36093715), (70, 28874972), (98, 20624980), (109, 18543560), (140, 14437486), (196, 10312490), (218, 9271780), (245, 8249992), (280, 7218743), (392, 5156245), (436, 4635890), (490, 4124996), (545, 3708712), (763, 2649080), (872, 2317945), (980, 2062498), (1090, 1854356), (1526, 1324540), (1960, 1031249), (2180, 927178), (3052, 662270), (3815, 529816), (4360, 463589), (5341, 378440), (6104, 331135), (7630, 264908), (9461, 213640), (10682, 189220), (15260, 132454), (18922, 106820), (21364, 94610), (26705, 75688), (30520, 66227), (37844, 53410), (42728, 47305)]