28400792

素因数分解:

$2^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1367}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 63160560

約数和(自身を除く): 34759768

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 196, 212, 371, 392, 424, 742, 1367, 1484, 2597, 2734, 2968, 5194, 5468, 9569, 10388, 10936, 19138, 20776, 38276, 66983, 72451, 76552, 133966, 144902, 267932, 289804, 507157, 535864, 579608, 1014314, 2028628, 3550099, 4057256, 7100198, 14200396, 28400792]

約数ペア:

[(1, 28400792), (2, 14200396), (4, 7100198), (7, 4057256), (8, 3550099), (14, 2028628), (28, 1014314), (49, 579608), (53, 535864), (56, 507157), (98, 289804), (106, 267932), (196, 144902), (212, 133966), (371, 76552), (392, 72451), (424, 66983), (742, 38276), (1367, 20776), (1484, 19138), (2597, 10936), (2734, 10388), (2968, 9569), (5194, 5468)]