197540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 508032

約数和(自身を除く): 310492

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 83, 85, 119, 140, 166, 170, 238, 332, 340, 415, 476, 581, 595, 830, 1162, 1190, 1411, 1660, 2324, 2380, 2822, 2905, 5644, 5810, 7055, 9877, 11620, 14110, 19754, 28220, 39508, 49385, 98770, 197540]

約数ペア:

[(1, 197540), (2, 98770), (4, 49385), (5, 39508), (7, 28220), (10, 19754), (14, 14110), (17, 11620), (20, 9877), (28, 7055), (34, 5810), (35, 5644), (68, 2905), (70, 2822), (83, 2380), (85, 2324), (119, 1660), (140, 1411), (166, 1190), (170, 1162), (238, 830), (332, 595), (340, 581), (415, 476)]