13640290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 28304640

約数和(自身を除く): 14664350

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 41, 82, 85, 95, 103, 170, 190, 205, 206, 323, 410, 515, 646, 697, 779, 1030, 1394, 1558, 1615, 1751, 1957, 3230, 3485, 3502, 3895, 3914, 4223, 6970, 7790, 8446, 8755, 9785, 13243, 17510, 19570, 21115, 26486, 33269, 42230, 66215, 66538, 71791, 80237, 132430, 143582, 160474, 166345, 332690, 358955, 401185, 717910, 802370, 1364029, 2728058, 6820145, 13640290]

約数ペア:

[(1, 13640290), (2, 6820145), (5, 2728058), (10, 1364029), (17, 802370), (19, 717910), (34, 401185), (38, 358955), (41, 332690), (82, 166345), (85, 160474), (95, 143582), (103, 132430), (170, 80237), (190, 71791), (205, 66538), (206, 66215), (323, 42230), (410, 33269), (515, 26486), (646, 21115), (697, 19570), (779, 17510), (1030, 13243), (1394, 9785), (1558, 8755), (1615, 8446), (1751, 7790), (1957, 6970), (3230, 4223), (3485, 3914), (3502, 3895)]