397327360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1093}}^1$

素因数の和:1189

約数の個数: 88

約数和(自身を含む): 967428576

約数和(自身を除く): 570101216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 568, 640, 710, 1024, 1093, 1136, 1280, 1420, 2186, 2272, 2560, 2840, 4372, 4544, 5120, 5465, 5680, 8744, 9088, 10930, 11360, 17488, 18176, 21860, 22720, 34976, 36352, 43720, 45440, 69952, 72704, 77603, 87440, 90880, 139904, 155206, 174880, 181760, 279808, 310412, 349760, 363520, 388015, 559616, 620824, 699520, 776030, 1119232, 1241648, 1399040, 1552060, 2483296, 2798080, 3104120, 4966592, 5596160, 6208240, 9933184, 12416480, 19866368, 24832960, 39732736, 49665920, 79465472, 99331840, 198663680, 397327360]

約数ペア:

[(1, 397327360), (2, 198663680), (4, 99331840), (5, 79465472), (8, 49665920), (10, 39732736), (16, 24832960), (20, 19866368), (32, 12416480), (40, 9933184), (64, 6208240), (71, 5596160), (80, 4966592), (128, 3104120), (142, 2798080), (160, 2483296), (256, 1552060), (284, 1399040), (320, 1241648), (355, 1119232), (512, 776030), (568, 699520), (640, 620824), (710, 559616), (1024, 388015), (1093, 363520), (1136, 349760), (1280, 310412), (1420, 279808), (2186, 181760), (2272, 174880), (2560, 155206), (2840, 139904), (4372, 90880), (4544, 87440), (5120, 77603), (5465, 72704), (5680, 69952), (8744, 45440), (9088, 43720), (10930, 36352), (11360, 34976), (17488, 22720), (18176, 21860)]