17900480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{331}}^1$

素因数の和:374

約数の個数: 84

約数和(自身を含む): 46296072

約数和(自身を除く): 28395592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 169, 208, 260, 320, 331, 338, 416, 520, 662, 676, 832, 845, 1040, 1324, 1352, 1655, 1690, 2080, 2648, 2704, 3310, 3380, 4160, 4303, 5296, 5408, 6620, 6760, 8606, 10592, 10816, 13240, 13520, 17212, 21184, 21515, 26480, 27040, 34424, 43030, 52960, 54080, 55939, 68848, 86060, 105920, 111878, 137696, 172120, 223756, 275392, 279695, 344240, 447512, 559390, 688480, 895024, 1118780, 1376960, 1790048, 2237560, 3580096, 4475120, 8950240, 17900480]

約数ペア:

[(1, 17900480), (2, 8950240), (4, 4475120), (5, 3580096), (8, 2237560), (10, 1790048), (13, 1376960), (16, 1118780), (20, 895024), (26, 688480), (32, 559390), (40, 447512), (52, 344240), (64, 279695), (65, 275392), (80, 223756), (104, 172120), (130, 137696), (160, 111878), (169, 105920), (208, 86060), (260, 68848), (320, 55939), (331, 54080), (338, 52960), (416, 43030), (520, 34424), (662, 27040), (676, 26480), (832, 21515), (845, 21184), (1040, 17212), (1324, 13520), (1352, 13240), (1655, 10816), (1690, 10592), (2080, 8606), (2648, 6760), (2704, 6620), (3310, 5408), (3380, 5296), (4160, 4303)]