1284398320

素因数分解:

$2^4\times 5^1\times {\mathrm{2351}}^1\times {\mathrm{6829}}^1$

素因数の和:9193

約数の個数: 40

約数和(自身を含む): 2987933760

約数和(自身を除く): 1703535440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2351, 4702, 6829, 9404, 11755, 13658, 18808, 23510, 27316, 34145, 37616, 47020, 54632, 68290, 94040, 109264, 136580, 188080, 273160, 546320, 16054979, 32109958, 64219916, 80274895, 128439832, 160549790, 256879664, 321099580, 642199160, 1284398320]

約数ペア:

[(1, 1284398320), (2, 642199160), (4, 321099580), (5, 256879664), (8, 160549790), (10, 128439832), (16, 80274895), (20, 64219916), (40, 32109958), (80, 16054979), (2351, 546320), (4702, 273160), (6829, 188080), (9404, 136580), (11755, 109264), (13658, 94040), (18808, 68290), (23510, 54632), (27316, 47020), (34145, 37616)]