386951920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4217}}^1$

素因数の和:4298

約数の個数: 80

約数和(自身を含む): 954010368

約数和(自身を除く): 567058448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 1147, 1240, 1480, 2294, 2480, 2960, 4217, 4588, 5735, 8434, 9176, 11470, 16868, 18352, 21085, 22940, 33736, 42170, 45880, 67472, 84340, 91760, 130727, 156029, 168680, 261454, 312058, 337360, 522908, 624116, 653635, 780145, 1045816, 1248232, 1307270, 1560290, 2091632, 2496464, 2614540, 3120580, 4836899, 5229080, 6241160, 9673798, 10458160, 12482320, 19347596, 24184495, 38695192, 48368990, 77390384, 96737980, 193475960, 386951920]

約数ペア:

[(1, 386951920), (2, 193475960), (4, 96737980), (5, 77390384), (8, 48368990), (10, 38695192), (16, 24184495), (20, 19347596), (31, 12482320), (37, 10458160), (40, 9673798), (62, 6241160), (74, 5229080), (80, 4836899), (124, 3120580), (148, 2614540), (155, 2496464), (185, 2091632), (248, 1560290), (296, 1307270), (310, 1248232), (370, 1045816), (496, 780145), (592, 653635), (620, 624116), (740, 522908), (1147, 337360), (1240, 312058), (1480, 261454), (2294, 168680), (2480, 156029), (2960, 130727), (4217, 91760), (4588, 84340), (5735, 67472), (8434, 45880), (9176, 42170), (11470, 33736), (16868, 22940), (18352, 21085)]