2020607680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{69389}}^1$

素因数の和:69426

約数の個数: 112

約数和(自身を含む): 5922020160

約数和(自身を除く): 3901412480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 5824, 7280, 14560, 29120, 69389, 138778, 277556, 346945, 485723, 555112, 693890, 902057, 971446, 1110224, 1387780, 1804114, 1942892, 2220448, 2428615, 2775560, 3608228, 3885784, 4440896, 4510285, 4857230, 5551120, 6314399, 7216456, 7771568, 9020570, 9714460, 11102240, 12628798, 14432912, 15543136, 18041140, 19428920, 22204480, 25257596, 28865824, 31086272, 31571995, 36082280, 38857840, 50515192, 57731648, 63143990, 72164560, 77715680, 101030384, 126287980, 144329120, 155431360, 202060768, 252575960, 288658240, 404121536, 505151920, 1010303840, 2020607680]

約数ペア:

[(1, 2020607680), (2, 1010303840), (4, 505151920), (5, 404121536), (7, 288658240), (8, 252575960), (10, 202060768), (13, 155431360), (14, 144329120), (16, 126287980), (20, 101030384), (26, 77715680), (28, 72164560), (32, 63143990), (35, 57731648), (40, 50515192), (52, 38857840), (56, 36082280), (64, 31571995), (65, 31086272), (70, 28865824), (80, 25257596), (91, 22204480), (104, 19428920), (112, 18041140), (130, 15543136), (140, 14432912), (160, 12628798), (182, 11102240), (208, 9714460), (224, 9020570), (260, 7771568), (280, 7216456), (320, 6314399), (364, 5551120), (416, 4857230), (448, 4510285), (455, 4440896), (520, 3885784), (560, 3608228), (728, 2775560), (832, 2428615), (910, 2220448), (1040, 1942892), (1120, 1804114), (1456, 1387780), (1820, 1110224), (2080, 971446), (2240, 902057), (2912, 693890), (3640, 555112), (4160, 485723), (5824, 346945), (7280, 277556), (14560, 138778), (29120, 69389)]