420305756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3191}}^1$

素因数の和:3374

約数の個数: 48

約数和(自身を含む): 844603200

約数和(自身を除く): 424297444

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 149, 221, 298, 442, 596, 884, 1937, 2533, 3191, 3874, 5066, 6382, 7748, 10132, 12764, 32929, 41483, 54247, 65858, 82966, 108494, 131716, 165932, 216988, 475459, 705211, 950918, 1410422, 1901836, 2820844, 6180967, 8082803, 12361934, 16165606, 24723868, 32331212, 105076439, 210152878, 420305756]

約数ペア:

[(1, 420305756), (2, 210152878), (4, 105076439), (13, 32331212), (17, 24723868), (26, 16165606), (34, 12361934), (52, 8082803), (68, 6180967), (149, 2820844), (221, 1901836), (298, 1410422), (442, 950918), (596, 705211), (884, 475459), (1937, 216988), (2533, 165932), (3191, 131716), (3874, 108494), (5066, 82966), (6382, 65858), (7748, 54247), (10132, 41483), (12764, 32929)]