201760480

素因数分解:

$2^5\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1949}}^1$

素因数の和:2611

約数の個数: 48

約数和(自身を含む): 477640800

約数和(自身を除く): 275880320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 647, 1294, 1949, 2588, 3235, 3898, 5176, 6470, 7796, 9745, 10352, 12940, 15592, 19490, 20704, 25880, 31184, 38980, 51760, 62368, 77960, 103520, 155920, 311840, 1261003, 2522006, 5044012, 6305015, 10088024, 12610030, 20176048, 25220060, 40352096, 50440120, 100880240, 201760480]

約数ペア:

[(1, 201760480), (2, 100880240), (4, 50440120), (5, 40352096), (8, 25220060), (10, 20176048), (16, 12610030), (20, 10088024), (32, 6305015), (40, 5044012), (80, 2522006), (160, 1261003), (647, 311840), (1294, 155920), (1949, 103520), (2588, 77960), (3235, 62368), (3898, 51760), (5176, 38980), (6470, 31184), (7796, 25880), (9745, 20704), (10352, 19490), (12940, 15592)]