210022670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{647}}^1$

素因数の和:905

約数の個数: 64

約数和(自身を含む): 446777856

約数和(自身を除く): 236755186

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 227, 286, 454, 647, 715, 1135, 1294, 1430, 2270, 2497, 2951, 3235, 4994, 5902, 6470, 7117, 8411, 12485, 14234, 14755, 16822, 24970, 29510, 32461, 35585, 42055, 64922, 71170, 84110, 92521, 146869, 162305, 185042, 293738, 324610, 462605, 734345, 925210, 1468690, 1615559, 1909297, 3231118, 3818594, 8077795, 9546485, 16155590, 19092970, 21002267, 42004534, 105011335, 210022670]

約数ペア:

[(1, 210022670), (2, 105011335), (5, 42004534), (10, 21002267), (11, 19092970), (13, 16155590), (22, 9546485), (26, 8077795), (55, 3818594), (65, 3231118), (110, 1909297), (130, 1615559), (143, 1468690), (227, 925210), (286, 734345), (454, 462605), (647, 324610), (715, 293738), (1135, 185042), (1294, 162305), (1430, 146869), (2270, 92521), (2497, 84110), (2951, 71170), (3235, 64922), (4994, 42055), (5902, 35585), (6470, 32461), (7117, 29510), (8411, 24970), (12485, 16822), (14234, 14755)]