55175160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19991}}^1$

素因数の和:20028

約数の個数: 64

約数和(自身を含む): 172730880

約数和(自身を除く): 117555720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 19991, 39982, 59973, 79964, 99955, 119946, 159928, 199910, 239892, 299865, 399820, 459793, 479784, 599730, 799640, 919586, 1199460, 1379379, 1839172, 2298965, 2398920, 2758758, 3678344, 4597930, 5517516, 6896895, 9195860, 11035032, 13793790, 18391720, 27587580, 55175160]

約数ペア:

[(1, 55175160), (2, 27587580), (3, 18391720), (4, 13793790), (5, 11035032), (6, 9195860), (8, 6896895), (10, 5517516), (12, 4597930), (15, 3678344), (20, 2758758), (23, 2398920), (24, 2298965), (30, 1839172), (40, 1379379), (46, 1199460), (60, 919586), (69, 799640), (92, 599730), (115, 479784), (120, 459793), (138, 399820), (184, 299865), (230, 239892), (276, 199910), (345, 159928), (460, 119946), (552, 99955), (690, 79964), (920, 59973), (1380, 39982), (2760, 19991)]