1004001520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{6907}}^1$

素因数の和:7022

約数の個数: 80

約数和(自身を含む): 2466984960

約数和(自身を除く): 1462983440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 79, 80, 92, 115, 158, 184, 230, 316, 368, 395, 460, 632, 790, 920, 1264, 1580, 1817, 1840, 3160, 3634, 6320, 6907, 7268, 9085, 13814, 14536, 18170, 27628, 29072, 34535, 36340, 55256, 69070, 72680, 110512, 138140, 145360, 158861, 276280, 317722, 545653, 552560, 635444, 794305, 1091306, 1270888, 1588610, 2182612, 2541776, 2728265, 3177220, 4365224, 5456530, 6354440, 8730448, 10913060, 12550019, 12708880, 21826120, 25100038, 43652240, 50200076, 62750095, 100400152, 125500190, 200800304, 251000380, 502000760, 1004001520]

約数ペア:

[(1, 1004001520), (2, 502000760), (4, 251000380), (5, 200800304), (8, 125500190), (10, 100400152), (16, 62750095), (20, 50200076), (23, 43652240), (40, 25100038), (46, 21826120), (79, 12708880), (80, 12550019), (92, 10913060), (115, 8730448), (158, 6354440), (184, 5456530), (230, 4365224), (316, 3177220), (368, 2728265), (395, 2541776), (460, 2182612), (632, 1588610), (790, 1270888), (920, 1091306), (1264, 794305), (1580, 635444), (1817, 552560), (1840, 545653), (3160, 317722), (3634, 276280), (6320, 158861), (6907, 145360), (7268, 138140), (9085, 110512), (13814, 72680), (14536, 69070), (18170, 55256), (27628, 36340), (29072, 34535)]