2022778880

素因数分解:

$2^{11}\times 5^1\times {\mathrm{251}}^1\times {\mathrm{787}}^1$

素因数の和:1065

約数の個数: 96

約数和(自身を含む): 4879012320

約数和(自身を除く): 2856233440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 251, 256, 320, 502, 512, 640, 787, 1004, 1024, 1255, 1280, 1574, 2008, 2048, 2510, 2560, 3148, 3935, 4016, 5020, 5120, 6296, 7870, 8032, 10040, 10240, 12592, 15740, 16064, 20080, 25184, 31480, 32128, 40160, 50368, 62960, 64256, 80320, 100736, 125920, 128512, 160640, 197537, 201472, 251840, 257024, 321280, 395074, 402944, 503680, 514048, 642560, 790148, 805888, 987685, 1007360, 1285120, 1580296, 1611776, 1975370, 2014720, 2570240, 3160592, 3950740, 4029440, 6321184, 7901480, 8058880, 12642368, 15802960, 25284736, 31605920, 50569472, 63211840, 101138944, 126423680, 202277888, 252847360, 404555776, 505694720, 1011389440, 2022778880]

約数ペア:

[(1, 2022778880), (2, 1011389440), (4, 505694720), (5, 404555776), (8, 252847360), (10, 202277888), (16, 126423680), (20, 101138944), (32, 63211840), (40, 50569472), (64, 31605920), (80, 25284736), (128, 15802960), (160, 12642368), (251, 8058880), (256, 7901480), (320, 6321184), (502, 4029440), (512, 3950740), (640, 3160592), (787, 2570240), (1004, 2014720), (1024, 1975370), (1255, 1611776), (1280, 1580296), (1574, 1285120), (2008, 1007360), (2048, 987685), (2510, 805888), (2560, 790148), (3148, 642560), (3935, 514048), (4016, 503680), (5020, 402944), (5120, 395074), (6296, 321280), (7870, 257024), (8032, 251840), (10040, 201472), (10240, 197537), (12592, 160640), (15740, 128512), (16064, 125920), (20080, 100736), (25184, 80320), (31480, 64256), (32128, 62960), (40160, 50368)]