491460140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{883}}^1\times {\mathrm{1637}}^1$

素因数の和:2546

約数の個数: 48

約数和(自身を含む): 1094681952

約数和(自身を除く): 603221812

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 883, 1637, 1766, 3274, 3532, 4415, 6548, 8185, 8830, 15011, 16370, 17660, 27829, 30022, 32740, 55658, 60044, 75055, 111316, 139145, 150110, 278290, 300220, 556580, 1445471, 2890942, 5781884, 7227355, 14454710, 24573007, 28909420, 49146014, 98292028, 122865035, 245730070, 491460140]

約数ペア:

[(1, 491460140), (2, 245730070), (4, 122865035), (5, 98292028), (10, 49146014), (17, 28909420), (20, 24573007), (34, 14454710), (68, 7227355), (85, 5781884), (170, 2890942), (340, 1445471), (883, 556580), (1637, 300220), (1766, 278290), (3274, 150110), (3532, 139145), (4415, 111316), (6548, 75055), (8185, 60044), (8830, 55658), (15011, 32740), (16370, 30022), (17660, 27829)]