16687216040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1399}}^1\times {\mathrm{27109}}^1$

素因数の和:28530

約数の個数: 64

約数和(自身を含む): 40990320000

約数和(自身を除く): 24303103960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1399, 2798, 5596, 6995, 11192, 13990, 15389, 27109, 27980, 30778, 54218, 55960, 61556, 76945, 108436, 123112, 135545, 153890, 216872, 271090, 298199, 307780, 542180, 596398, 615560, 1084360, 1192796, 1490995, 2385592, 2981990, 5963980, 11927960, 37925491, 75850982, 151701964, 189627455, 303403928, 379254910, 417180401, 758509820, 834360802, 1517019640, 1668721604, 2085902005, 3337443208, 4171804010, 8343608020, 16687216040]

約数ペア:

[(1, 16687216040), (2, 8343608020), (4, 4171804010), (5, 3337443208), (8, 2085902005), (10, 1668721604), (11, 1517019640), (20, 834360802), (22, 758509820), (40, 417180401), (44, 379254910), (55, 303403928), (88, 189627455), (110, 151701964), (220, 75850982), (440, 37925491), (1399, 11927960), (2798, 5963980), (5596, 2981990), (6995, 2385592), (11192, 1490995), (13990, 1192796), (15389, 1084360), (27109, 615560), (27980, 596398), (30778, 542180), (54218, 307780), (55960, 298199), (61556, 271090), (76945, 216872), (108436, 153890), (123112, 135545)]