56674280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1493}}^1$

素因数の和:1590

約数の個数: 64

約数和(自身を含む): 139300560

約数和(自身を除く): 82626280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1493, 1898, 2920, 2986, 3796, 4745, 5972, 7465, 7592, 9490, 11944, 14930, 18980, 19409, 29860, 37960, 38818, 59720, 77636, 97045, 108989, 155272, 194090, 217978, 388180, 435956, 544945, 776360, 871912, 1089890, 1416857, 2179780, 2833714, 4359560, 5667428, 7084285, 11334856, 14168570, 28337140, 56674280]

約数ペア:

[(1, 56674280), (2, 28337140), (4, 14168570), (5, 11334856), (8, 7084285), (10, 5667428), (13, 4359560), (20, 2833714), (26, 2179780), (40, 1416857), (52, 1089890), (65, 871912), (73, 776360), (104, 544945), (130, 435956), (146, 388180), (260, 217978), (292, 194090), (365, 155272), (520, 108989), (584, 97045), (730, 77636), (949, 59720), (1460, 38818), (1493, 37960), (1898, 29860), (2920, 19409), (2986, 18980), (3796, 14930), (4745, 11944), (5972, 9490), (7465, 7592)]