20676810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8951}}^1$

素因数の和:8979

約数の個数: 64

約数和(自身を含む): 61876224

約数和(自身を除く): 41199414

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 8951, 17902, 26853, 44755, 53706, 62657, 89510, 98461, 125314, 134265, 187971, 196922, 268530, 295383, 313285, 375942, 492305, 590766, 626570, 689227, 939855, 984610, 1378454, 1476915, 1879710, 2067681, 2953830, 3446135, 4135362, 6892270, 10338405, 20676810]

約数ペア:

[(1, 20676810), (2, 10338405), (3, 6892270), (5, 4135362), (6, 3446135), (7, 2953830), (10, 2067681), (11, 1879710), (14, 1476915), (15, 1378454), (21, 984610), (22, 939855), (30, 689227), (33, 626570), (35, 590766), (42, 492305), (55, 375942), (66, 313285), (70, 295383), (77, 268530), (105, 196922), (110, 187971), (154, 134265), (165, 125314), (210, 98461), (231, 89510), (330, 62657), (385, 53706), (462, 44755), (770, 26853), (1155, 17902), (2310, 8951)]