197841580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{10979}}^1$

素因数の和:11058

約数の個数: 48

約数和(自身を含む): 448247520

約数和(自身を除く): 250405940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 4505, 9010, 10979, 18020, 21958, 43916, 54895, 109790, 186643, 219580, 373286, 581887, 746572, 933215, 1163774, 1866430, 2327548, 2909435, 3732860, 5818870, 9892079, 11637740, 19784158, 39568316, 49460395, 98920790, 197841580]

約数ペア:

[(1, 197841580), (2, 98920790), (4, 49460395), (5, 39568316), (10, 19784158), (17, 11637740), (20, 9892079), (34, 5818870), (53, 3732860), (68, 2909435), (85, 2327548), (106, 1866430), (170, 1163774), (212, 933215), (265, 746572), (340, 581887), (530, 373286), (901, 219580), (1060, 186643), (1802, 109790), (3604, 54895), (4505, 43916), (9010, 21958), (10979, 18020)]