2017788160

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{68539}}^1$

素因数の和:68583

約数の個数: 72

約数和(自身を含む): 5043447360

約数和(自身を除く): 3025659200

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, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 14720, 29440, 68539, 137078, 274156, 342695, 548312, 685390, 1096624, 1370780, 1576397, 2193248, 2741560, 3152794, 4386496, 5483120, 6305588, 7881985, 8772992, 10966240, 12611176, 15763970, 17545984, 21932480, 25222352, 31527940, 43864960, 50444704, 63055880, 87729920, 100889408, 126111760, 201778816, 252223520, 403557632, 504447040, 1008894080, 2017788160]

約数ペア:

[(1, 2017788160), (2, 1008894080), (4, 504447040), (5, 403557632), (8, 252223520), (10, 201778816), (16, 126111760), (20, 100889408), (23, 87729920), (32, 63055880), (40, 50444704), (46, 43864960), (64, 31527940), (80, 25222352), (92, 21932480), (115, 17545984), (128, 15763970), (160, 12611176), (184, 10966240), (230, 8772992), (256, 7881985), (320, 6305588), (368, 5483120), (460, 4386496), (640, 3152794), (736, 2741560), (920, 2193248), (1280, 1576397), (1472, 1370780), (1840, 1096624), (2944, 685390), (3680, 548312), (5888, 342695), (7360, 274156), (14720, 137078), (29440, 68539)]