17716720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1861}}^1$

素因数の和:1898

約数の個数: 80

約数和(自身を含む): 49871808

約数和(自身を除く): 32155088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1861, 1904, 2380, 3722, 4760, 7444, 9305, 9520, 13027, 14888, 18610, 26054, 29776, 31637, 37220, 52108, 63274, 65135, 74440, 104216, 126548, 130270, 148880, 158185, 208432, 221459, 253096, 260540, 316370, 442918, 506192, 521080, 632740, 885836, 1042160, 1107295, 1265480, 1771672, 2214590, 2530960, 3543344, 4429180, 8858360, 17716720]

約数ペア:

[(1, 17716720), (2, 8858360), (4, 4429180), (5, 3543344), (7, 2530960), (8, 2214590), (10, 1771672), (14, 1265480), (16, 1107295), (17, 1042160), (20, 885836), (28, 632740), (34, 521080), (35, 506192), (40, 442918), (56, 316370), (68, 260540), (70, 253096), (80, 221459), (85, 208432), (112, 158185), (119, 148880), (136, 130270), (140, 126548), (170, 104216), (238, 74440), (272, 65135), (280, 63274), (340, 52108), (476, 37220), (560, 31637), (595, 29776), (680, 26054), (952, 18610), (1190, 14888), (1360, 13027), (1861, 9520), (1904, 9305), (2380, 7444), (3722, 4760)]