189127280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{76261}}^1$

素因数の和:76305

約数の個数: 40

約数和(自身を含む): 453911424

約数和(自身を除く): 264784144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 76261, 152522, 305044, 381305, 610088, 762610, 1220176, 1525220, 2364091, 3050440, 4728182, 6100880, 9456364, 11820455, 18912728, 23640910, 37825456, 47281820, 94563640, 189127280]

約数ペア:

[(1, 189127280), (2, 94563640), (4, 47281820), (5, 37825456), (8, 23640910), (10, 18912728), (16, 11820455), (20, 9456364), (31, 6100880), (40, 4728182), (62, 3050440), (80, 2364091), (124, 1525220), (155, 1220176), (248, 762610), (310, 610088), (496, 381305), (620, 305044), (1240, 152522), (2480, 76261)]