1427792800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{254963}}^1$

素因数の和:254990

約数の個数: 72

約数和(自身を含む): 3983557536

約数和(自身を除く): 2555764736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 254963, 509926, 1019852, 1274815, 1784741, 2039704, 2549630, 3569482, 4079408, 5099260, 6374075, 7138964, 8158816, 8923705, 10198520, 12748150, 14277928, 17847410, 20397040, 25496300, 28555856, 35694820, 40794080, 44618525, 50992600, 57111712, 71389640, 89237050, 101985200, 142779280, 178474100, 203970400, 285558560, 356948200, 713896400, 1427792800]

約数ペア:

[(1, 1427792800), (2, 713896400), (4, 356948200), (5, 285558560), (7, 203970400), (8, 178474100), (10, 142779280), (14, 101985200), (16, 89237050), (20, 71389640), (25, 57111712), (28, 50992600), (32, 44618525), (35, 40794080), (40, 35694820), (50, 28555856), (56, 25496300), (70, 20397040), (80, 17847410), (100, 14277928), (112, 12748150), (140, 10198520), (160, 8923705), (175, 8158816), (200, 7138964), (224, 6374075), (280, 5099260), (350, 4079408), (400, 3569482), (560, 2549630), (700, 2039704), (800, 1784741), (1120, 1274815), (1400, 1019852), (2800, 509926), (5600, 254963)]