9747347890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{947}}^1$

素因数の和:1160

約数の個数: 128

約数和(自身を含む): 21623500800

約数和(自身を除く): 11876152910

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 71, 95, 109, 133, 142, 190, 218, 266, 355, 497, 545, 665, 710, 763, 947, 994, 1090, 1330, 1349, 1526, 1894, 2071, 2485, 2698, 3815, 4142, 4735, 4970, 6629, 6745, 7630, 7739, 9443, 9470, 10355, 13258, 13490, 14497, 15478, 17993, 18886, 20710, 28994, 33145, 35986, 38695, 47215, 54173, 66290, 67237, 72485, 77390, 89965, 94430, 103223, 108346, 125951, 134474, 144970, 147041, 179930, 206446, 251902, 270865, 294082, 336185, 470659, 516115, 541730, 629755, 672370, 722561, 735205, 941318, 1029287, 1032230, 1259510, 1277503, 1445122, 1470410, 1961237, 2058574, 2353295, 2555006, 3612805, 3922474, 4706590, 5146435, 6387515, 7225610, 7328833, 8942521, 9806185, 10292870, 12775030, 13728659, 14657666, 17885042, 19612370, 27457318, 36644165, 44712605, 51301831, 68643295, 73288330, 89425210, 102603662, 137286590, 139247827, 256509155, 278495654, 513018310, 696239135, 974734789, 1392478270, 1949469578, 4873673945, 9747347890]

約数ペア:

[(1, 9747347890), (2, 4873673945), (5, 1949469578), (7, 1392478270), (10, 974734789), (14, 696239135), (19, 513018310), (35, 278495654), (38, 256509155), (70, 139247827), (71, 137286590), (95, 102603662), (109, 89425210), (133, 73288330), (142, 68643295), (190, 51301831), (218, 44712605), (266, 36644165), (355, 27457318), (497, 19612370), (545, 17885042), (665, 14657666), (710, 13728659), (763, 12775030), (947, 10292870), (994, 9806185), (1090, 8942521), (1330, 7328833), (1349, 7225610), (1526, 6387515), (1894, 5146435), (2071, 4706590), (2485, 3922474), (2698, 3612805), (3815, 2555006), (4142, 2353295), (4735, 2058574), (4970, 1961237), (6629, 1470410), (6745, 1445122), (7630, 1277503), (7739, 1259510), (9443, 1032230), (9470, 1029287), (10355, 941318), (13258, 735205), (13490, 722561), (14497, 672370), (15478, 629755), (17993, 541730), (18886, 516115), (20710, 470659), (28994, 336185), (33145, 294082), (35986, 270865), (38695, 251902), (47215, 206446), (54173, 179930), (66290, 147041), (67237, 144970), (72485, 134474), (77390, 125951), (89965, 108346), (94430, 103223)]