2643850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 72

約数和(自身を含む): 5937120

約数和(自身を除く): 3293270

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 25, 38, 46, 50, 55, 95, 110, 115, 121, 190, 209, 230, 242, 253, 275, 418, 437, 475, 506, 550, 575, 605, 874, 950, 1045, 1150, 1210, 1265, 2090, 2185, 2299, 2530, 2783, 3025, 4370, 4598, 4807, 5225, 5566, 6050, 6325, 9614, 10450, 10925, 11495, 12650, 13915, 21850, 22990, 24035, 27830, 48070, 52877, 57475, 69575, 105754, 114950, 120175, 139150, 240350, 264385, 528770, 1321925, 2643850]

約数ペア:

[(1, 2643850), (2, 1321925), (5, 528770), (10, 264385), (11, 240350), (19, 139150), (22, 120175), (23, 114950), (25, 105754), (38, 69575), (46, 57475), (50, 52877), (55, 48070), (95, 27830), (110, 24035), (115, 22990), (121, 21850), (190, 13915), (209, 12650), (230, 11495), (242, 10925), (253, 10450), (275, 9614), (418, 6325), (437, 6050), (475, 5566), (506, 5225), (550, 4807), (575, 4598), (605, 4370), (874, 3025), (950, 2783), (1045, 2530), (1150, 2299), (1210, 2185), (1265, 2090)]