4251520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 12680640

約数和(自身を除く): 8429120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 73, 80, 91, 104, 112, 128, 130, 140, 146, 160, 182, 208, 224, 260, 280, 292, 320, 364, 365, 416, 448, 455, 511, 520, 560, 584, 640, 728, 730, 832, 896, 910, 949, 1022, 1040, 1120, 1168, 1456, 1460, 1664, 1820, 1898, 2044, 2080, 2240, 2336, 2555, 2912, 2920, 3640, 3796, 4088, 4160, 4480, 4672, 4745, 5110, 5824, 5840, 6643, 7280, 7592, 8176, 8320, 9344, 9490, 10220, 11648, 11680, 13286, 14560, 15184, 16352, 18980, 20440, 23360, 26572, 29120, 30368, 32704, 33215, 37960, 40880, 46720, 53144, 58240, 60736, 65408, 66430, 75920, 81760, 106288, 121472, 132860, 151840, 163520, 212576, 265720, 303680, 327040, 425152, 531440, 607360, 850304, 1062880, 2125760, 4251520]

約数ペア:

[(1, 4251520), (2, 2125760), (4, 1062880), (5, 850304), (7, 607360), (8, 531440), (10, 425152), (13, 327040), (14, 303680), (16, 265720), (20, 212576), (26, 163520), (28, 151840), (32, 132860), (35, 121472), (40, 106288), (52, 81760), (56, 75920), (64, 66430), (65, 65408), (70, 60736), (73, 58240), (80, 53144), (91, 46720), (104, 40880), (112, 37960), (128, 33215), (130, 32704), (140, 30368), (146, 29120), (160, 26572), (182, 23360), (208, 20440), (224, 18980), (260, 16352), (280, 15184), (292, 14560), (320, 13286), (364, 11680), (365, 11648), (416, 10220), (448, 9490), (455, 9344), (511, 8320), (520, 8176), (560, 7592), (584, 7280), (640, 6643), (728, 5840), (730, 5824), (832, 5110), (896, 4745), (910, 4672), (949, 4480), (1022, 4160), (1040, 4088), (1120, 3796), (1168, 3640), (1456, 2920), (1460, 2912), (1664, 2555), (1820, 2336), (1898, 2240), (2044, 2080)]