994261040

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{1307}}^1$

素因数の和:1614

約数の個数: 80

約数和(自身を含む): 2385195552

約数和(自身を除く): 1390934512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 257, 296, 370, 514, 592, 740, 1028, 1285, 1307, 1480, 2056, 2570, 2614, 2960, 4112, 5140, 5228, 6535, 9509, 10280, 10456, 13070, 19018, 20560, 20912, 26140, 38036, 47545, 48359, 52280, 76072, 95090, 96718, 104560, 152144, 190180, 193436, 241795, 335899, 380360, 386872, 483590, 671798, 760720, 773744, 967180, 1343596, 1679495, 1934360, 2687192, 3358990, 3868720, 5374384, 6717980, 12428263, 13435960, 24856526, 26871920, 49713052, 62141315, 99426104, 124282630, 198852208, 248565260, 497130520, 994261040]

約数ペア:

[(1, 994261040), (2, 497130520), (4, 248565260), (5, 198852208), (8, 124282630), (10, 99426104), (16, 62141315), (20, 49713052), (37, 26871920), (40, 24856526), (74, 13435960), (80, 12428263), (148, 6717980), (185, 5374384), (257, 3868720), (296, 3358990), (370, 2687192), (514, 1934360), (592, 1679495), (740, 1343596), (1028, 967180), (1285, 773744), (1307, 760720), (1480, 671798), (2056, 483590), (2570, 386872), (2614, 380360), (2960, 335899), (4112, 241795), (5140, 193436), (5228, 190180), (6535, 152144), (9509, 104560), (10280, 96718), (10456, 95090), (13070, 76072), (19018, 52280), (20560, 48359), (20912, 47545), (26140, 38036)]