947924920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{4219}}^1$

素因数の和:4408

約数の個数: 64

約数和(自身を含む): 2201320800

約数和(自身を除く): 1253395880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 137, 164, 205, 274, 328, 410, 548, 685, 820, 1096, 1370, 1640, 2740, 4219, 5480, 5617, 8438, 11234, 16876, 21095, 22468, 28085, 33752, 42190, 44936, 56170, 84380, 112340, 168760, 172979, 224680, 345958, 578003, 691916, 864895, 1156006, 1383832, 1729790, 2312012, 2890015, 3459580, 4624024, 5780030, 6919160, 11560060, 23120120, 23698123, 47396246, 94792492, 118490615, 189584984, 236981230, 473962460, 947924920]

約数ペア:

[(1, 947924920), (2, 473962460), (4, 236981230), (5, 189584984), (8, 118490615), (10, 94792492), (20, 47396246), (40, 23698123), (41, 23120120), (82, 11560060), (137, 6919160), (164, 5780030), (205, 4624024), (274, 3459580), (328, 2890015), (410, 2312012), (548, 1729790), (685, 1383832), (820, 1156006), (1096, 864895), (1370, 691916), (1640, 578003), (2740, 345958), (4219, 224680), (5480, 172979), (5617, 168760), (8438, 112340), (11234, 84380), (16876, 56170), (21095, 44936), (22468, 42190), (28085, 33752)]