20750880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2543}}^1$

素因数の和:2578

約数の個数: 96

約数和(自身を含む): 69237504

約数和(自身を除く): 48486624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2543, 2720, 4080, 5086, 7629, 8160, 10172, 12715, 15258, 20344, 25430, 30516, 38145, 40688, 43231, 50860, 61032, 76290, 81376, 86462, 101720, 122064, 129693, 152580, 172924, 203440, 216155, 244128, 259386, 305160, 345848, 406880, 432310, 518772, 610320, 648465, 691696, 864620, 1037544, 1220640, 1296930, 1383392, 1729240, 2075088, 2593860, 3458480, 4150176, 5187720, 6916960, 10375440, 20750880]

約数ペア:

[(1, 20750880), (2, 10375440), (3, 6916960), (4, 5187720), (5, 4150176), (6, 3458480), (8, 2593860), (10, 2075088), (12, 1729240), (15, 1383392), (16, 1296930), (17, 1220640), (20, 1037544), (24, 864620), (30, 691696), (32, 648465), (34, 610320), (40, 518772), (48, 432310), (51, 406880), (60, 345848), (68, 305160), (80, 259386), (85, 244128), (96, 216155), (102, 203440), (120, 172924), (136, 152580), (160, 129693), (170, 122064), (204, 101720), (240, 86462), (255, 81376), (272, 76290), (340, 61032), (408, 50860), (480, 43231), (510, 40688), (544, 38145), (680, 30516), (816, 25430), (1020, 20344), (1360, 15258), (1632, 12715), (2040, 10172), (2543, 8160), (2720, 7629), (4080, 5086)]