20264906240

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{344173}}^1$

素因数の和:344219

約数の個数: 80

約数和(自身を含む): 50700960288

約数和(自身を除く): 30436054048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1280, 1472, 1840, 2560, 2944, 3680, 5888, 7360, 11776, 14720, 29440, 58880, 344173, 688346, 1376692, 1720865, 2753384, 3441730, 5506768, 6883460, 7915979, 11013536, 13766920, 15831958, 22027072, 27533840, 31663916, 39579895, 44054144, 55067680, 63327832, 79159790, 88108288, 110135360, 126655664, 158319580, 176216576, 220270720, 253311328, 316639160, 440541440, 506622656, 633278320, 881082880, 1013245312, 1266556640, 2026490624, 2533113280, 4052981248, 5066226560, 10132453120, 20264906240]

約数ペア:

[(1, 20264906240), (2, 10132453120), (4, 5066226560), (5, 4052981248), (8, 2533113280), (10, 2026490624), (16, 1266556640), (20, 1013245312), (23, 881082880), (32, 633278320), (40, 506622656), (46, 440541440), (64, 316639160), (80, 253311328), (92, 220270720), (115, 176216576), (128, 158319580), (160, 126655664), (184, 110135360), (230, 88108288), (256, 79159790), (320, 63327832), (368, 55067680), (460, 44054144), (512, 39579895), (640, 31663916), (736, 27533840), (920, 22027072), (1280, 15831958), (1472, 13766920), (1840, 11013536), (2560, 7915979), (2944, 6883460), (3680, 5506768), (5888, 3441730), (7360, 2753384), (11776, 1720865), (14720, 1376692), (29440, 688346), (58880, 344173)]